हमें प्यास क्यों लगती है ? # why do we feel thirsty ? # shorts # scienceshorts #science

हमें प्यास क्यों लगती है ? # why do we feel thirsty ? # shorts # scienceshorts #science#science #shorts #shortvideo #education #educational #thirst #water #pyas #fact #learning #learnscience #fact face