Saturday 18 September 2021

Tia UV

GY-VEML6070 


 https://www.thegioiic.com/products/led-uv-cuc-tim-3w-3535-395-400nm

https://support.google.com/maps/answer/18539?hl=vi&co=GENIE.Platform%3DDesktop

https://www.vinmec.com/vi/tin-tuc/thong-tin-suc-khoe/lam-dep/tia-uv-la-gi-chi-so-tia-uv-bao-nhieu-la-co-hai/




Tia UVA (380 – 315 nm)

Tia UVB (315 – 280 nm)

Tia UVC (280 – 100 nm)




https://www.umex.de/fileadmin/user_upload/pdf_offen/vn/werbmat_vn/uv-desinf_vn.pdf




 carbon monoxide (CO), nitrogen dioxide (NO2), and ammonia (NH3)
CO 
    https://socratic.org/questions/what-is-carbon-monoxide-and-why-is-it-so-dangerous
     https://www.oceantimemarine.com/dangers-of-carbon-monoxide-co/

     

NO2

NH3 

S02 

H= 1
C= 6
N=7
O = 8
S = 16

NH3 -> 10
C0 -> 14
O2 - > 16
C02 -> 22
NO2 -> 23
S02 -> 32
carbon dioxide(C02) -> 1%
Nitrogen(N2) -> 78%
Oxygen(02) -> 21%

emergency 
Impact of IoT Devices and Emergency Calling Applications Information Document
https://cdn.ymaws.com/www.nena.org/resource/resmgr/standards/nena-inf-030.1-2020_iot_&_ap.pdf

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