About Lesson
Gaseous formulations
a. Dry fumigants:
- Insecticides used as dry solid which, come in contact with atmosphere, liberate toxic gases and are deposit on the surface as fine particles.
- The tablet of Aluminum Phosphide is used to control stored grain pests.
b. Liquid fumigants:
- Fumigants are most often formulated as liquid carbon disulphide and carbon tetrachloride are colorless liquids used for stored grain pests.