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cappadelta cappadelta
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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
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6 years ago
Brilliant
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Yesterday
You make an excellent tutor!
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2 hours ago
Smart ... Thanks!
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