Removal of dirt/soil by soaps or detergent does not involve the __________ of soil.
Emulsification
Dispersion
Precipitation
Wetting
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- __________ glass is used for the manufacture of optical glass.
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- Epoxy resin
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- Neoprene is a
- Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.
- Which is the most suitable dye for synthetic fibres?
- __________ is an ore concentrating metallurgical process involving a chemical change.