Chemistry, asked by bhargab63, 8 months ago


 \bf \huge \underline{Question}
⚫What is communicable diseases?
⚫What is preservatives?

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Answers

Answered by sumithrarajendran
1

Answer:

the disease which can be spread through air, water,direct contact are called communicable diseases

Answered by rakzhana22
0

Answer:

&lt;body bgcolor=pink&gt;&lt;marquee direction="up"&gt;&lt;font color=purple&gt;</h2><h2>communicable diseases </h2><h2>Communicable diseases, also known as infectious diseases or transmissible diseases, are illnesses that result from the infection, presence and growth of pathogenic (capable of causing disease) biologic agents in an individual human or other animal host.</h2><h2>preservatives</h2><h2>A preservative is a substance or a chemical that is added to products such as food products, beverages, pharmaceutical drugs, paints, biological samples, cosmetics, wood, and many other products to prevent decomposition by microbial growth or by undesirable chemical changes.

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