Which of the following material(s) are used as land fill liner for the control of gas and leachate movement ?

Question

(a) Sand

(b) Bentonite

(c) Fly ash

(d) Butyle rubber

[A] (a) and (b) only

[B] (a) and (c) only

[C] (c) and (d) only

[D] (b) and (d) only

Answer & Explanation
Answer: (b) and (d) only

Environmental Studies Short Question | Gkseries