विश्व स्वास्थ्य संगठन (डब्ल्यूएचओ) के दिशा-निर्देशों के अनुसार प्राकृतिक फ्लेवर, सक्रिय चाय घटकों और हैंड-सेनिटाइज़र में अल्कोहल सामग्री के साथ एक नया हैंड-सैनिटाइज़र किसने विकसित किया है? - Study24x7
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General Knowledge Quiz 2020
169 followers study24x7 21 Mar 2020 03:59 PM study24x7 study24x7

विश्व स्वास्थ्य संगठन (डब्ल्यूएचओ) के दिशा-निर्देशों के अनुसार प्राकृतिक फ्लेवर, सक्रिय चाय घटकों और हैंड-...

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A

पुरल

B

सीएसआईआर-IHBT

C

आईआईटी-खड़गपुर

D

AIIMS/एम्स

SSC
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