Semi steel' is
(A) Produced by adding 10-20% steel to the cupola charge
(B) Stronger than cast iron
(C) Both (A) and (B)
(D) Neither (A) nor (B)
(A) Produced by adding 10-20% steel to the cupola charge
(B) Stronger than cast iron
(C) Both (A) and (B)
(D) Neither (A) nor (B)