Category Archives: Environment

Mt. Everest Moments: 2019 VS 2021

“This is the route to the summit of Everest a few days ago. As you all know, back in 2019 a photo of mine showing a queue to Everest’s summit went viral around the world. However, a picture only tells … Continue reading

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Luckily Escaped Road Accident

Very Lucky! But we can not depend on luck every time. Being aware of your surrounding and environment is the key.

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Respiratory Protection

Respiratory protection must be worn whenever you are working in a hazardous atmosphere. The appropriate respirator will depend on the contaminant(s) to which you are exposed and the protection factor (PF) required. Single-strap dust masks are usually not NIOSH (National … Continue reading

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Air Pollution in Kathmandu: Are You Protected?

Unfortunately, widely used surgical type masks or face masks (home-made) made out of various clothing materials may not protect you from exposure to fine Particulate Matter (PM) present in the environment, therefore, not appropriate for use, especially while walking in the … Continue reading

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Particle Pollution or Particulate Matter (PM)

Particle pollution, also called particulate matter or PM, is a mixture of solids and liquid droplets floating in the air. Some particles are released directly from a specific source, while others form in complicated chemical reactions in the atmosphere. Particles … Continue reading

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