But catalysts scrub air of carbon monoxide Cleansed air is then pumped through a hose into the driver's helmet.
Each green leaf clings comfortably to the branch, skimming the nutrients and cleansing the air we breath, until one morning it just stops and awaits the wind that will nudge it the ground; it will take its turn in sustaining the next generation, and the next.
The Postal Service is adding filtered vacuum hoses to its equipment to cleanse the air and has ended cleaning practices in which air hoses were used to clear dust from machines, said Patrick Donahue, its chief operating officer.
They go against the wind, terrify people, cleanse the air".
But the life -- and death -- of Marge Schott recalls that when ignorance, or base prejudice and intolerance, is confronted, it cleanses the air.
Oak trees began pollinating on Tuesday, he said, and with no rain to cleanse the air, pollen levels are about 10 times the normal spring level.
For anyone who is particularly worried about the threat, mobile filters, available commercially, will more quickly cleanse the air in individual offices.
Obama, in his Cairo speech and throughout his first year in office, has rightly felt the need to cleanse the air of the arrogance and the folly of his predecessor.
"A good hard rain will cleanse the air of the wind-borne rust spores and even wash them off the leaves before they can germinate and infect," he said in an e-mail.
The Jets may want to take notes as they try to cleanse the air around Mark Sanchez, who finished his third season with his primary outside receiver, Santonio Holmes, essentially carrying a picket sign that read, Mark Me Absent.
