True is the correct because helio means sun in greek and the sun is in the center of our universe
Answer:
It lead to diseases like lung cancer
Explanation:
Pasteurization, vaccines against antrax and rabies, discovered the germ fermentation
Answer:
Explanation:
Octet, in chemistry, the eight-electron arrangement in the outer electron shell of the noble-gas atoms. This structure is held responsible for the relative inertness of the noble gases and the chemical behaviour of certain other elements.
