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nasrullah jan faizullah's image
Question added by nasrullah jan faizullah Project HSSE Coordinator Panorama Contracting & eng Qatar
8 years ago

What are the dangers of oxygen-deficient atmospheres? ‎

oxygen deficiency/asphyxiation hazards‎

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mohamed sabeen's image
Question added by mohamed sabeen QHSE Manager Novus catering service
10 years ago

Which is more accurate to check waste water efficiency biological oxygen demand or chemical oxygen demand?‎

To check the efficiency before discharge and within the limit Can ne used for plantation.‎

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Question added by Deleted user
10 years ago
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milouda benmir's image
Question added by milouda benmir ingeneur sonatrache
8 years ago
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Question added by Runchida Harbunmi
6 years ago
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Question added by Dee Dave
8 years ago
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عبدالله الطياشى's image  
Answer added by  عبدالله الطياشى, مكون, الوكالة التونسية للتكوين المهنى
10 years ago

18000Ft  

Nagaraj Govindaraj's image  
Answer added by  Nagaraj Govindaraj, Lab Chemist, Paramount limited
10 years ago

Bio chemical oxygen demand we can take in to account.  But COD is the quick method to know the efficiency quickly, and It also depends upon the Process like Activated Slu ... See More

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Answer added by  Deleted user
6 years ago

It can lead to angina pectoris. And can lead to severe problem of cyanosis; bluish hands due to low oxygen in the blood.

Maqsood Ahmad Sheikh's image  
Answer added by  Maqsood Ahmad Sheikh, In-charge HSE, Last work assignment- Engineering Kinetics(Pvt.) Limited Period 02.01.12 to 11.05.12
7 years ago

Asphyxiation due to lack of oxygen