Hand sanitiser - Study guides, Class notes & Summaries

Explanation of the Business Idea The business idea of the group revolves around developing, manufacturing, and doing the business of the hands sanitizers Catering to the age group of six months 12 years which fall under the category of kids. The USP of the hand sanitizer would be that it will be absolutely free of alcohol and friendly to the skin of the child. Moreover, it will have the ability to kill almost 99.9% of the germs including coronavirus. it will also contain moisturizers title ...

Root hair cells take up water from the soil. Explain one way in which the root hair cell is adapted to this function. [2 marks] - answer-either large surface area [1] for more / faster osmosis [1] OR allow thin (cell) walls [1] for short(er) diffusion distance [1] Explain why the mean rate of water uptake is higher on a hot day than on a cold day. [3 marks] - answer-(on hot day) more water lost [1] more transpiration or more evaporation [1] so more water taken up ...

Root hair cells take up water from the soil. Explain one way in which the root hair cell is adapted to this function. [2 marks] - answer-either large surface area [1] for more / faster osmosis [1] OR allow thin (cell) walls [1] for short(er) diffusion distance [1] Explain why the mean rate of water uptake is higher on a hot day than on a cold day. [3 marks] - answer-(on hot day) more water lost [1] more transpiration or more evaporation [1] so more water taken up ...

The alcohol-free hand sanitizer introduces a unique active agent to remove germs, rather than alcohol that can get hard on the skin and that may be inflammatory (Kutol 2021).. Benzalkonium chloride is an active component in Health Guard Foaming No Alcohol hand sanitizers. The germ-killing disparity amongst alcohol and non-alcoholic hand sanitizers in most cases is based on the percentage of alcohol found with in formulation. Health Guard ® kills 99,999% of most popular germs in 15 seconds, 70%...