“harmful gases”簡單造句，harmful gases造句子

Stacks for discharging waste air or harmful gases into atmosphere are in most cases headed with a canopy cowl for rainfall protection.

Article 29. In the transportation, loading and unloading, and storage of substances that may diffuse toxic or harmful gases or dust, sealing or other protective measures must be taken.

They absorb harmful gases and release oxygen so that you can have clean air.

So it is very important to detect more sensitive the harmful gases engendering in the coal mine.

In order to prevent the increase of damp and harmful gases, a window was designed under the front eaves of the plastic shed, so that the microclimate of the room can be controlled.

The study through a variety of gases on the human body, out of gas which were beneficial and which harmful gases.

Indoor placement of Phyllostachys orientalis, asparagus, bamboo turtle back, can absorb carbon dioxide, sulfur dioxide, formaldehyde and other harmful gases, reduce air pollution, resist microbial invasion.

The European Union takes very seriously its responsibility to cut down the harmful gases that it releases into the atmosphere.

These materials are now known to let out harmful gases.

"Klinart" by the State authorities confirmed detection, can be removed within 24 hours in the air of formaldehyde, benzene, TVOC, and other toxic and harmful gases more than 95%.

So in the production area, a good ventilated condition is needed to effectively remove harmful gases.

Factories, power stations, and rehicles exhausts[1] pump harmful gases into the air, contributing to global warming, causing acid rain[2], and destroying the ozone layer.

Article 42 Where substances that diffuse toxic or harmful gases or dust are transported, loaded or unloaded, or stored, sealing or other protective measures shall be taken.