By covering your mouth with with the inside of your arm.
It is very difficult to prevent colds from spreading. The best way to do this is to wash hands often as well as keep children separated when sick.
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The ideal way to prevent people from spreading any infectious disease would be to place them in a hospital and treat them, until they are cured.
To grow bamboo in your garden without it spreading uncontrollably, you can plant it in containers or install a barrier underground to prevent its roots from spreading. Regularly prune and maintain the bamboo to control its growth and prevent it from spreading beyond desired boundaries.
To effectively remove pollen stains from clothes, gently shake off excess pollen, then dab the stain with a cloth soaked in cold water and a mild detergent. Avoid rubbing the stain to prevent spreading. Wash the garment in cold water and air dry to prevent setting the stain.
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For removing stains, it is best to use cold water. Hot water can set stains into fabric, making them harder to remove. Cold water is gentler on the fabric and can help prevent the stain from spreading or becoming permanent.
To prevent Communism from spreading.
People are immunised to prevent the spreading of disease
Avoid physical contact with the active outbreak site and sharing items that come into contact with the mouth. Practise good health habits like washing hands frequently.
We can cover our food to prevent the housefly from landing on the food and contaminating the food.
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