Zinc chloride is often added to lumber as a fire retardant and can be used as a wood preservative. It is also used to make other chemicals. Zinc methyl (Zn(CH3)
2) is used in a number of organic syntheses. Zinc sulfide (ZnS) is used in luminescent pigments such as on the hands of clocks, X-ray and television screens, and luminous paints. Crystals of ZnS are used in lasers that operate in the mid-infrared part of the spectrum. Zinc sulfate is a chemical in dyes and pigments. Zinc pyrithione is used in antifouling paints. COUNT 4
QSN1 What is added to wood in order to preserve it? ANS1 Zinc chloride QSN2 What is the feature of zinc sufide that makes it useful in television screens? ANS2 luminescent pigments QSN3 What kind of lasers are crystals of zinc suflde used in? ANS3 mid-infrared QSN4 Where is zinc pyrithion used? ANS4 antifouling paints.