How to make sanitizer at home in hindi | homemade Hand sanitizer recipe  - If you want to know how to make sanitizer at home, watch this tutorial video on homemade sanitizer recipe. with this hand sanitizer recipe you can make hand sanitizer at home that can kill 99% germs including bacteria, virus and protozoa. In this rapidly growing coronavirus spread, use this diy hand sanitizer recipe to clean your hands completely before every single meal. You can make this simple handmade sanitizer of 300 mL for Rs. 40 Only. Stay tuned to know more about the detailed process of making this homemeade hand sanitizer. https://youtu.be/oYbTZDEZZz4

Herd immunity explained also known as the community immunity - This lecture explains about the herd immunity process and how herd immunity works in a human population to protect us against contagious diseases. Here we will learn about the innate immunity as well as adaptive immunity. Then we also explain the role of Herd immunity to protect a human population against viral infections and bacterial infections. Stay tuned to know more about the herd immunity mechanism of action and how it can protect us against infectious and contagious diseases in the world. stay tuned to know learn more about community immunity? https://youtu.be/LV1Z-h7r-Cc

 Covid 19 vaccine comparison in Hindi | covishield vs covaxin vs Sputnik v - This lecture explains about the covid 19 vaccines in Hindi. There are three covid 19 vaccines in India and we will know the comparison between covishield, covaxin and sputnik v vaccine in India. Stay tuned to know the following - covid vaccine kya hai? what is covid vaccine? covid 19 vaccine kya hai? covid 19 vaccine kaise kam karta hai? covishield vs covaxin? which vaccine is better covishield vs covaxin? how covishield works? how sputnik v works? how covaxin works? what are the side effects of covishield? covid 19 vaccine me kya hota hai? covid 19 vaccine ke baad kya nahi karna chahiye? covid 19 vaccine ka name kya hai? covid 19 vaccine lagane se kya hota hai? covid 19 vaccine lagane ke baad kya khaye? Stay tuned to this covid 19 vaccine side effect video in Hindi.  https://youtu.be/g7R-7cYoJYQ