ME 340 - Manufacturing Processes
The principles of manufacturing unit processes including casting, forming, machining and joining. Interactions between design, materials (metals, polymers, ceramics) and processes. Advantages and limitations, relative cost, and production rates of competitive processes.
Prerequisites
ME219, ME230; Level at least 3A Mechanical Engineering
Offerings
Spring 2026 [1265]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2802 | 0 / 100 | | | | |
| LEC 001 | 2790 | 0 / 100 | | | | |
| TUT 201 | 2803 | 0 / 100 | | | | |
Winter 2026 [1261]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 201 | 5028 | 91 / 103 | 13:30 - 16:20 | M | | |
| LEC 001 | 4465 | 91 / 103 | 08:30 - 10:20 | W | | |
| TUT 101 | 4466 | 91 / 103 | 14:30 - 15:20 | W | | |
Spring 2025 [1255]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2944 | 85 / 105 | | | | |
| LEC 001 | 2932 | 85 / 105 | 11:00 - 12:20 | M,W | | |
| TUT 201 | 2945 | 85 / 105 | 10:30 - 11:20 | F | | |
Winter 2025 [1251]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 201 | 5212 | 102 / 115 | 13:30 - 16:20 | M | | |
| LEC 001 | 4602 | 102 / 115 | 10:00 - 11:20 | M,W | | |
| TUT 101 | 4603 | 102 / 115 | 10:30 - 11:20 | F | | |
Spring 2024 [1245]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2964 | 76 / 95 | 13:30 - 16:20 | Th | | |
| LEC 001 | 2952 | 76 / 95 | 10:00 - 11:20 | T,Th | | |
| TUT 201 | 2965 | 76 / 95 | 09:30 - 10:20 | F | | |
Winter 2024 [1241]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 201 | 5232 | 100 / 105 | 13:30 - 16:20 | M | | |
| LEC 001 | 4553 | 100 / 105 | 10:00 - 11:20 | M,W | | |
| TUT 101 | 4554 | 100 / 105 | 10:30 - 11:20 | F | | |
Spring 2023 [1235]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2939 | 90 / 114 | 13:30 - 16:20 | M | | |
| LEC 001 | 2927 | 90 / 114 | 10:00 - 11:20 | T,Th | | |
| TUT 201 | 2940 | 90 / 114 | 09:30 - 10:20 | F | | |
Winter 2023 [1231]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 201 | 5342 | 99 / 110 | 13:30 - 16:20 | M | E3 2119 | |
| LEC 001 | 4570 | 99 / 110 | 10:00 - 11:20 | M,W | E7 3343 | Mustafa Yavuz |
| LEC 002 | 9472 | 0 / 1 | | | | |
| TUT 101 | 4571 | 99 / 110 | 09:30 - 10:20 | F | E7 3343 | |
Spring 2022 [1225]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2798 | 94 / 102 | 14:30 - 17:20 | T | E3 2119 | |
| LEC 001 | 2786 | 94 / 102 | 09:30 - 10:50 | T | E5 3102 | Charles Kwan |
| TUT 201 | 2799 | 94 / 102 | 10:30 - 11:20 | F | E5 3102 | |
Winter 2022 [1221]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 201 | 5318 | 104 / 118 | | | | |
| LEC 001 | 4417 | 104 / 118 | 09:30 - 11:20 | M | E5 3101 | Mustafa Yavuz |
| TUT 101 | 4418 | 104 / 118 | 13:30 - 14:20 | T | MC 4059 | |
Spring 2021 [1215]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 141 | 2661 | 105 / 114 | | | | |
| LEC 041 | 2650 | 105 / 114 | 11:30 - 12:20 | M,W,F | | Charles Kwan |
| TUT 241 | 2662 | 105 / 114 | 13:30 - 14:20 | Th | | |
Winter 2021 [1211]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 241 | 5404 | 111 / 118 | | | | |
| LEC 041 | 4486 | 111 / 118 | 11:30 - 13:20 | W | | Mustafa Yavuz |
| TUT 141 | 4487 | 111 / 118 | 16:30 - 17:20 | M | | |
Spring 2020 [1205]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2817 | 93 / 114 | | | | |
| LEC 001 | 2805 | 93 / 114 | | | | Charles Kwan |
| TUT 201 | 2818 | 48 / 57 | | | | |
| TUT 202 | 2863 | 45 / 57 | | | | |
Winter 2020 [1201]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 201 | 8812 | 118 / 118 | | | | |
| LEC 001 | 4371 | 118 / 118 | 08:30 - 09:50 | T | E7 3343 | Mustafa Yavuz |
| LEC 002 | 9435 | 3 / 1 | | | | |
| TUT 101 | 4372 | 59 / 59 | 13:30 - 14:20 | M | RCH 204 | |
| TUT 102 | 4373 | 59 / 59 | 13:30 - 14:20 | T | DWE 3516 | |
Spring 2019 [1195]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2803 | 92 / 114 | | | | |
| LEC 001 | 2791 | 92 / 114 | 09:30 - 10:20 | T | E5 3102 | Charles Kwan |
| TUT 201 | 2804 | 46 / 57 | 14:30 - 15:20 | T | E5 3102 | |
| TUT 202 | 2851 | 46 / 57 | 13:30 - 14:20 | Th | E5 3102 | |
Winter 2019 [1191]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LEC 001 | 4252 | 107 / 118 | 12:30 - 13:20 | T | E7 3353 | Mustafa Yavuz |
| LEC 002 | 9453 | 1 / 1 | | | | |
| TUT 101 | 4253 | 52 / 59 | 14:30 - 15:20 | M | E7 3343 | |
| TUT 102 | 4254 | 55 / 59 | 14:30 - 15:20 | T | E7 3343 | |
Spring 2018 [1185]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2713 | 88 / 114 | | | | |
| LEC 001 | 2698 | 88 / 114 | 13:30 - 14:20 | T | E5 3101 | Charles Kwan |
| TUT 201 | 2714 | 45 / 57 | 09:30 - 10:20 | Th | MC 4060 | |
| TUT 202 | 2763 | 43 / 57 | 10:30 - 11:20 | Th | MC 4060 | |
Winter 2018 [1181]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LEC 001 | 4381 | 123 / 118 | 12:30 - 13:20 | T | DWE 2402 | Charles Kwan |
| LEC 002 | 9421 | 1 / 1 | | | | |
| TUT 101 | 4383 | 61 / 59 | 10:30 - 11:20 | M | MC 4063 | |
| TUT 102 | 4384 | 62 / 59 | 10:30 - 11:20 | T | MC 4041 | |
Spring 2017 [1175]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2724 | 93 / 114 | | | | |
| LEC 001 | 2709 | 93 / 114 | 14:30 - 15:20 | W | E5 3101 | Mary Wells |
| TUT 201 | 2725 | 47 / 57 | 09:30 - 10:20 | Th | DWE 3518 | |
| TUT 202 | 2778 | 46 / 57 | 10:30 - 11:20 | Th | DWE 3518 | |
Winter 2017 [1171]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 4181 | 108 / 118 | 15:30 - 16:20 | T | | |
| LEC 001 | 4180 | 108 / 118 | 08:30 - 09:20 | T | E5 3101 | David C Weckman |
| TUT 201 | 4182 | 53 / 59 | 13:30 - 14:20 | M | MC 4058 | |
| TUT 202 | 4183 | 55 / 59 | 13:30 - 14:20 | T | DWE 3518 | |
Spring 2016 [1165]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2770 | 104 / 114 | | | | |
| LEC 001 | 2755 | 104 / 114 | 09:30 - 10:20 | W | E5 3101 | Mary Wells |
| TUT 201 | 2771 | 53 / 57 | 12:30 - 13:20 | Th | E5 3101 | |
| TUT 202 | 2826 | 51 / 57 | 13:30 - 14:20 | Th | E5 3101 | |
Winter 2016 [1161]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 4740 | 115 / 118 | | | | |
| LEC 001 | 4739 | 115 / 118 | 09:30 - 10:20 | T,W,F | E5 3102 | David C Weckman |
| LEC 002 | 8969 | 2 / 2 | | | | |
| TUT 201 | 4741 | 57 / 59 | 14:30 - 15:20 | M | MC 4058 | |
| TUT 202 | 4742 | 58 / 59 | 14:30 - 15:20 | T | MC 4063 | |
Spring 2015 [1155]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2873 | 91 / 118 | | | | |
| LEC 001 | 2858 | 91 / 118 | 09:30 - 10:20 | W,F | E5 3101 | David C Weckman |
| TUT 201 | 2874 | 46 / 59 | 12:30 - 13:20 | Th | E5 3101 | |
| TUT 202 | 2932 | 45 / 59 | 13:30 - 14:20 | Th | E5 3101 | |
Winter 2015 [1151]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 4541 | 117 / 118 | | | | |
| LEC 001 | 4540 | 117 / 118 | 09:30 - 10:20 | T,W,F | E5 3102 | Mary Wells |
| TUT 201 | 4542 | 60 / 59 | 14:30 - 15:20 | M | MC 4042 | |
| TUT 202 | 4543 | 57 / 59 | 14:30 - 15:20 | T | MC 2034 | |
Fall 2014 [1149]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LEC 001 | 8723 | 1 / 1 | | | | |
Spring 2014 [1145]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2782 | 92 / 118 | | | | |
| LEC 001 | 2765 | 92 / 118 | 10:30 - 11:20 | W,Th,F | E5 3101 | Mary Wells |
| TUT 201 | 2783 | 45 / 59 | 12:30 - 13:20 | Th | E5 3101 | |
| TUT 202 | 2843 | 47 / 59 | 13:30 - 14:20 | Th | E5 3101 | |
Winter 2014 [1141]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 4417 | 113 / 118 | | | | |
| LEC 001 | 4416 | 113 / 118 | 09:30 - 10:20 | T,W,F | E5 3102 | David C Weckman |
| TUT 201 | 4418 | 56 / 59 | 14:30 - 15:20 | M | E5 3101 | |
| TUT 202 | 4419 | 57 / 59 | 14:30 - 15:20 | T | MC 4042 | |
Spring 2013 [1135]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2623 | 83 / 104 | | | | |
| LEC 001 | 2606 | 83 / 104 | 10:30 - 11:20 | W,Th,F | E5 3102 | Mary Wells |
| TUT 201 | 2624 | 41 / 52 | 12:30 - 13:20 | Th | E5 3102 | |
| TUT 202 | 2688 | 42 / 52 | 13:30 - 14:20 | Th | E5 3102 | |
Winter 2013 [1131]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 4141 | 102 / 110 | | | | |
| LEC 001 | 4140 | 102 / 110 | 09:30 - 10:20 | M,T,W | RCH 307 | David C Weckman |
| TUT 201 | 4142 | 52 / 55 | 14:30 - 15:20 | M | MC 4042 | |
| TUT 202 | 4143 | 50 / 55 | 14:30 - 15:20 | T | MC 4063 | |
Spring 2012 [1125]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2674 | 76 / 100 | | | | |
| LEC 001 | 2656 | 76 / 100 | 10:30 - 11:20 | W,Th,F | E5 3101 | Mary Wells |
| TUT 201 | 2675 | 35 / 50 | 12:30 - 13:20 | Th | E5 3101 | |
| TUT 202 | 2749 | 41 / 50 | 13:30 - 14:20 | Th | E5 3101 | |
Winter 2012 [1121]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 3864 | 101 / 105 | | | | |
| LEC 001 | 3863 | 101 / 105 | 09:30 - 10:20 | M,W | MC 4045 | David C Weckman |
| TUT 201 | 3865 | 51 / 53 | 14:30 - 15:20 | M | DWE 3518 | |
| TUT 202 | 3866 | 50 / 52 | 14:30 - 15:20 | T | RCH 204 | |
Spring 2011 [1115]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2585 | 68 / 100 | | | | |
| LEC 001 | 2565 | 68 / 100 | 10:30 - 11:20 | W,Th,F | E5 3101 | Mary Wells |
| TUT 201 | 2586 | 36 / 50 | 12:30 - 13:20 | Th | E5 3101 | |
| TUT 202 | 2674 | 32 / 50 | 13:30 - 14:20 | Th | E5 3101 | |
Winter 2011 [1111]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 3865 | 80 / 84 | | | | |
| LEC 001 | 3864 | 80 / 84 | 13:30 - 14:20 | M | E5 3102 | David C Weckman |
| TUT 201 | 3866 | 40 / 42 | 09:30 - 10:20 | M | MC 4041 | |
| TUT 202 | 3867 | 40 / 42 | 09:30 - 10:20 | T | MC 4041 | |
Spring 2010 [1105]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 3410 | 80 / 100 | | | | |
| LEC 001 | 3370 | 80 / 100 | 10:30 - 11:20 | W,Th,F | CPH 2387 | Mary Wells |
| TUT 201 | 3412 | 40 / 50 | 12:30 - 13:20 | Th | CPH 2387 | |
| TUT 202 | 3596 | 40 / 50 | 13:30 - 14:20 | Th | CPH 2387 | |
Winter 2010 [1101]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 3886 | 86 / 96 | | | | |
| LEC 001 | 3885 | 86 / 96 | 09:30 - 10:20 | M,W | MC 2038 | Stephen Corbin |
| TUT 201 | 3887 | 41 / 48 | 13:30 - 14:20 | M | MC 4041 | |
| TUT 202 | 3888 | 45 / 48 | 13:30 - 14:20 | T | MC 4060 | |
Spring 2009 [1095]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2587 | 76 / 100 | | | | |
| LEC 001 | 2567 | 76 / 100 | 10:30 - 11:20 | W,Th,F | CPH 2387 | Stephen Corbin |
| TUT 201 | 2588 | 37 / 50 | 12:30 - 13:20 | T | CPH 2387 | |
| TUT 202 | 2696 | 39 / 50 | 12:30 - 13:20 | Th | CPH 2387 | |
Winter 2009 [1091]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 3105 | 93 / 100 | | | | |
| LEC 001 | 3104 | 93 / 100 | 12:30 - 13:20 | T,Th | RCH 211 | Mary Wells |
| TUT 201 | 3106 | 45 / 50 | 13:30 - 14:20 | M | MC 4041 | |
| TUT 202 | 3107 | 48 / 50 | 13:30 - 14:20 | T | MC 4041 | |
Spring 2008 [1085]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2126 | 65 / 100 | | | | |
| LEC 001 | 2105 | 65 / 100 | 10:30 - 11:20 | W,Th,F | CPH 2387 | Mary Wells |
| TUT 201 | 2127 | 31 / 50 | 12:30 - 13:20 | T | CPH 2387 | |
| TUT 202 | 2239 | 34 / 50 | 12:30 - 13:20 | Th | CPH 2387 | |
Winter 2008 [1081]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2395 | 100 / 102 | | | | |
| LEC 001 | 2394 | 100 / 102 | 12:30 - 13:20 | T,Th | RCH 211 | Mary Wells |
| TUT 201 | 2396 | 49 / 51 | 13:30 - 14:20 | M | MC 4040 | |
| TUT 202 | 2397 | 51 / 51 | 13:30 - 14:20 | T | DWE 3516 | |
Spring 2007 [1075]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 1817 | 63 / 100 | | | | |
| LEC 001 | 1796 | 63 / 100 | 10:30 - 11:20 | W,Th,F | CPH 2387 | Stephen Corbin |
| TUT 201 | 1818 | 32 / 50 | 12:30 - 13:20 | T | CPH 2387 | |
| TUT 202 | 1948 | 31 / 50 | 12:30 - 13:20 | Th | CPH 2387 | |
Winter 2007 [1071]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2356 | 84 / 96 | | | | |
| LEC 001 | 2355 | 84 / 96 | 12:30 - 13:20 | T,Th | DWE 2527 | Alan A Plumtree |
| TUT 201 | 2357 | 44 / 48 | 13:30 - 14:20 | M | MC 4040 | |
| TUT 202 | 2358 | 40 / 48 | 13:30 - 14:20 | T | MC 4040 | |
Spring 2006 [1065]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 1811 | 85 / 110 | | | | |
| LEC 001 | 1772 | 85 / 110 | 10:30 - 11:20 | W,Th,F | CPH 2387 | Stephen Corbin |
| TUT 201 | 1812 | 45 / 55 | 12:30 - 13:20 | T | CPH 2387 | |
| TUT 202 | 1960 | 40 / 55 | 12:30 - 13:20 | Th | CPH 2387 | |
Winter 2006 [1061]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2274 | 85 / 108 | | | | |
| LEC 001 | 2273 | 85 / 108 | 13:30 - 14:20 | W,C,P,H | | Alan A Plumtree |
| TUT 201 | 2275 | 44 / 54 | 13:30 - 14:20 | M,C,P,H | | |
| TUT 202 | 2276 | 41 / 54 | 13:30 - 14:20 | T,C,P,H | | |
Spring 2005 [1055]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 1792 | 80 / 110 | | | | |
| LEC 001 | 1747 | 80 / 110 | 10:30 - 11:20 | W,Th,F,C,P,H | | Stephen Corbin |
| TUT 201 | 1793 | 41 / 55 | 12:30 - 13:20 | T,C,P,H | | |
| TUT 202 | 2936 | 39 / 55 | 12:30 - 13:20 | Th,C,P,H | | |
Winter 2005 [1051]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2225 | 87 / 101 | | | | |
| LEC 001 | 2224 | 87 / 101 | 13:30 - 14:20 | W,R,C,H | | Alan A Plumtree |
| TUT 201 | 2226 | 44 / 50 | 13:30 - 14:20 | M,R,C,H | | |
| TUT 202 | 2227 | 43 / 51 | 13:30 - 14:20 | T,R,C,H | | |
Fall 2004 [1049]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LEC 001 | 5595 | 1 / 1 | | | | |
Spring 2004 [1045]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 1809 | 68 / 90 | | | | |
| LEC 001 | 1752 | 68 / 90 | 10:30 - 11:20 | W,Th,F,C,P,H | | Alan A Plumtree |
| TUT 201 | 1810 | 68 / 90 | 12:30 - 13:20 | T,C,P,H | | |
Winter 2004 [1041]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2142 | 78 / 96 | | | | |
| LEC 001 | 2141 | 78 / 96 | 13:30 - 14:20 | W,D,W,E | | Alan A Plumtree |
| TUT 201 | 2143 | 39 / 48 | 13:30 - 14:20 | M,D,W,E | | |
| TUT 202 | 2144 | 39 / 48 | 13:30 - 14:20 | T,D,W,E | | |
Spring 2003 [1035]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 1932 | 62 / 84 | | | | |
| LEC 001 | 1866 | 62 / 84 | 10:30 - 11:20 | W,Th,F,C,P,H | | John G Lenard |
| TUT 201 | 1933 | 62 / 84 | 12:30 - 13:20 | T,C,P,H | | |
Winter 2003 [1031]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2735 | 81 / 84 | | | | John G Lenard |
| LEC 001 | 2734 | 81 / 84 | 13:30 - 14:20 | W,R,C,H | | John G Lenard |
| TUT 201 | 2736 | 41 / 42 | 13:30 - 14:20 | M,R,C,H | | John G Lenard |
| TUT 202 | 2737 | 40 / 42 | 13:30 - 14:20 | T,R,C,H | | John G Lenard |
Spring 2002 [1025]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2653 | 73 / 84 | | | | |
| LEC 001 | 1748 | 73 / 84 | 10:30 - 11:20 | W,Th,C,P,H | | John G Lenard |
| TUT 201 | 2654 | 73 / 84 | 15:30 - 16:20 | T,C,P,H | | |
Winter 2002 [1021]
| Section | Class | Enrolled | Time | Days | Location | Instructor |
|---|
| LAB 101 | 2423 | 92 / 100 | | | | John G Lenard |
| LEC 001 | 2422 | 92 / 100 | 13:30 - 14:20 | W,R,C,H | | John G Lenard |
| TUT 201 | 2424 | 50 / 50 | 13:30 - 14:20 | M,R,C,H | | John G Lenard |
| TUT 202 | 2425 | 42 / 50 | 13:30 - 14:20 | T,R,C,H | | John G Lenard |
UW Flow Ratings
Liked: 39.68%
Easy: 54.26%
Useful: 69.68 %
ME 340 leads to