Question

a substance that help to kill bacteria​

Answer 1

$\huge\pink{\boxed{\green{\mathfrak{\overbrace{\underbrace{\fcolorbox{red}{aqua}{\underline{\pink{answer}}}}}}}}}$

Antibiotics

The main classes of antimicrobial agents are disinfectants (non-selective agents, such as bleach), which kill a wide range of microbes on non-living surfaces to prevent the spread of illness, antiseptics (which are applied to living tissue and help reduce infection during surgery), and antibiotics

Answer 2

Answer:

Ethanol

Step-by-step explanation:

Ethyl alcohol (ethanol) and isopropyl alcohol are frequently used for chemical disinfection. They are mainly used as skin antiseptics and act by "denaturing" or altering the molecular structure of bacterial proteins, destroying the cell

Hope it helps

Mark as brainliest