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cappadelta cappadelta
wrote...
Posts: 483
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6 years ago
The work surface of the laminar airflow hood should be cleaned with
 A) 10 bleach
  B) 30 isopropyl alcohol
  C) 50 isopropyl alcohol
  D) 70 isopropyl alcohol



Alphabetic keys on a keyboard are also called
 A) typing keys
  B) control keys
  C) function keys
  D) letter keys
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gregbren89@gmaigregbren89@gmai
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Posts: 793
6 years ago
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cappadelta Author
wrote...

6 years ago
Good timing, thanks!
wrote...

Yesterday
Helped a lot
wrote...

2 hours ago
this is exactly what I needed
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