The present study deals with the ability of an atmospheric pressure air plasma torch (APPT) treatment to remove lubricant pollutants coming from machining processes on steel surfaces.
In the present work three common polyolefins: high density polyethylene (HDPE), low density polyethylene (LDPE) and polypropylene (PP) have been treated with an atmospheric pressure air plasma torch (APPT) in order to improve their wettability properties.
Precursors [lithium tert-butoxide, (CH3 3COLi] and [tantalum ethoxide, Ta OC2H5 5]2] vapors are carried by argon gas, mixed by oxygen gas and injected into air plasma torch for fast synthesis of LixTaOyCz films by short durations of the substrates, 33 37 s, exposed in the plasmas.
As their indomitable leader says, in a rolling diction that seems to carve mountains from the air, "Whenever the torch of essential culture has been raised, there has unfailingly been the concomitant exactment of a human life".
No other network has seen its bureaus both bombed by the American air force and torched by Egyptian revolutionaries.
As I write the US squad is on the podium, flowers held in the air like Olympic torches, waiting for the Star Spangled Banner to be raised.
There have been many different grievances aired during the torch relay, but the outpouring of sentiment across nations and continents occurred because, at a fundamental level, people round the world believe the Chinese Communist Party stands against their shared aspirations and hopes.
Some posed for snapshots with their right arms punched in the air, gripping an imaginary torch.
To heat the chimney air, hold a burning torch made of rolled up newspaper directly under the damper for a few seconds.
If we fire three times in the air, or flash a torch in bursts of three, they send a Talib soldier across to find out what we want.
