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Parts of an Apple

Diagram of the parts of an apple.

From  tpedigree on October 7th, 2020 0 likes 25 plays

Alkalinity

This video demonstrates the process you would use to determine the Alkalinity of river water using a LaMotte kit 4491-DR-01. Alkalinity is the measure of the capability of water to neutralize acid.…

From  krbates on August 19th, 2020 0 likes 2 plays