YDS CÜMLE ATMA / TEST 1 27. Soru

27.

- (I) Many types of toothpaste contain large
amounts of fluoride. (II) If ingested in excessive
amounts, fluoride can cause various health
problems. (III) However, there are many other
more dangerous chemicals, besides fluoride,
that are also put in the toothpastes. (IV) Most
people in developed countries consider
toothpaste a necessity. (V) These chemicals,
when absorbed, can be dangerous for health
since they poison the bones, blood and other
parts of the body.