crwdns2944351:0crwdnd2944351:0Soldering: How to Safely Join Two Wirescrwdnd2944351:0crwdne2944351:0
crwdns2933797:0Richardcrwdnd2933797:0crwdne2933797:0
crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Richard
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crwdns2935255:0crwdne2935255:0
- Student In Progress removed.