people also ask：
baike
mobile
I ASK
QuesHub APP
QuesHub > 氧化碳 > 浓度 > 分子 > ASK DETAIL

What does ppm mean for carbon monoxide?

Lucas Patel | 2023-06-07 11:51:46 | page views：1613
I'll answer
Earn 20 gold coins for an accepted answer.20 Earn 20 gold coins for an accepted answer.
40more
Best Answer | Search More answer on queshub>>

Benjamin Diaz

Works at the World Health Organization, Lives in Geneva, Switzerland.
Parts Per MillionThe level of CO concentration is measured using a system called Parts Per Million (PPM). For example, 100 PPM CO means that for every 999,900 molecules of air, there are 100 molecules of CO. CO effects people differently depending on the concentration.
2023-06-08 11:51:46
评论(499) Helpful(122)

Nathaniel Adams

QuesHub.com delivers expert answers and knowledge to you.
Parts Per MillionThe level of CO concentration is measured using a system called Parts Per Million (PPM). For example, 100 PPM CO means that for every 999,900 molecules of air, there are 100 molecules of CO. CO effects people differently depending on the concentration.
CO Health Risks - Detect Carbon Monoxide
ORG URL>>
首页 上一页 1 NEXT  LAST
  • 0
    0
    2
    3
    4
    5
    6
    7
    8
    9
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
  • 0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
  • 0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
  • 0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
  • 0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
  • 0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
  • 0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
  • 0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    0
    1
    2
    3
    4
    5
    6
    7
    8
    3

people are using QuesHub for answers.

Me Too.
RunTime:0.8306 || DBTime : 0

HOT TOPIC

ask:3,asku:1,askr:137,askz:21,askd:152,RedisW:0askR:3,askD：0 mz:hit,askU:0,askT:0askA:4