CBSE ENGLISH LANGUAGE & LITERATURE

Detailed explanation-1: -Griffin, the scientist, had carried out experiment after experiment to prove that the human body could become invisible. Finally he swallowed certain rare drugs and his body became as transparent as a sheet of glass-though it also remained as solid as glass.

Detailed explanation-2: -Expert-Verified Answer Griffin became invisible by the special liquid that is prepared by him after mixing the glass powder to the chemicals he became invisible and made several efforts to make himself comfortable. Mrs. Hall found the scientist eccentric because he had uncommon appearance.

Detailed explanation-3: -Answer: The invisible man (Griffin) first became visible after he slipped into a big London store for keeping warm and overslept there while wearing some clothes taken from the store. The clothes made him visible to the shop assistants when the shop opened in the morning.