(a)Carcinogenic


a) Causingcancer
b) CausingTB
c) Causingskindisease
d) Causing eyeinfection

(b) Degrade

a) Lower down
b) Break into
c) Break up
d) To bringtogether

(c) Indiscriminate
a) Improve
b) Cause
c) To pair
d) to becomeworse

(d) Ingredients
a) Much
b) Little
c) Complete
d) Element