... litter industry.the main ingredient of Silica cat litter is silica which is non-toxic and pollution-free, so it can be a ... .5. Easy maintain & clean up. It is non-tracking, non-clumping, non-dust, with light weight, produces little waste, easy & safe for household use and ... days, three cats, about 10 days. 4. After the solid waste is dehydrated, scoop it out without any litter.5. Store Cat ...