A Lab Assistant At The Chemistry Desk Is Using A Variety Of Tools To Check The Quality Of Water Before It Goes On Sale 00:29

Name: A lab assistant at the chemistry desk is using a variety of tools to check the quality of water before it goes on sale
Uploaded: 2016-05-19 13:22:21
Duration: 29 s
Channel: Meh.21
Description: A lab assistant at the chemistry desk is using a variety of tools to check the quality of water before it goes on sale