Glossary

At the end of each definition in this Glossary there is a number in brackets. This indicates the number of the Study Session where the term is first used in this OpenWASH module.


Browse the glossary using this index

Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL

Page: (Previous)   1  2  3  4  5  6  7  8  (Next)
  ALL

H

heavy metals

group of toxic chemical pollutants that persist in the environment i.e. they do not break down by natural processes e.g. mercury, lead, cadmium, nickel, chromium and others (4)



Page: (Previous)   1  2  3  4  5  6  7  8  (Next)
  ALL