EVERYDAY SCIENCE

SCIENCE

VIRUS AND BACTERIA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which BEST explains why people can become ill even if they use antibacterial soaps?
A
since there is a great variety of bacteria, effectiveness against one type does not ensure effectiveness against all types
B
some studies have concluded that simply washing thoroughly with plain soap is sufficient to reduce bacteria and viruses
C
since there is low demand for antibacterial products, manufacturers have diluted the original products to increase supply
D
None of the above
Explanation: 

Detailed explanation-1: -They are no more effective than regular soap. In 42 years of research, no evidence has been uncovered that proves antibacterial soaps are more effective. These soaps target bacteria, not viruses such as the flu. Viruses cause greater widespread illness.

Detailed explanation-2: -Regular soap is designed to decrease water’s surface tension and lift dirt and oils off surfaces, so it can be easily rinsed away. Though regular soap does not contain added antibacterial chemicals, it’s effective in getting rid of bacteria and other virus-causing germs.

Detailed explanation-3: -The added chemicals can remove your natural oils, which can dry out your skin. Tends to kills both good and bad bacteria, which may make antibiotics ineffective against new strains of bacteria. Costs more than regular soap. Too much can lead to dry skin that cracks, increasing your risk of infection.

Detailed explanation-4: -Antibacterial soap can better protect you from commonly transmitted bacteria better than washing your hands with non-antibacterial soap and water. Fewer bacteria on the hands may help prevent illnesses and result in fewer instances of cross-contamination of food and other household surfaces.

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