Inhalation of dusts containing alpha SiO2, however, produces a serious lung disease called silicosis, common among miners, stonecutters, and ceramic workers, unless protective devices are used.
For the brotherhoods, soaring joblessness has helped persuade more idle house painters, ceramic workers and other craftsmen to lend a hand in the time leading up to Easter celebrations.
Moreover, an applied dose of 600 μg/ml and also 60 μg/ml does not simulate realistic exposure conditions as it might occur for, for example, a ceramic worker.
Go to the Staffordshire city for a weekend and visit British Ceramics Biennial, a series of special exhibitions and events running until November 8. Or visit the V&A in South Kensington this Friday, where Gallery 114 will be transformed from 6.30pm into a flagship World of Wedgwood tea room, with demonstrations from former ceramic industry workers and a chance to take part in a drop-in workshop.
This industry-wide longitudinal study examines chest radiographic changes of workers manufacturing refractory ceramic fibers (RCF).
John Stringer, who was president of Northern Ireland's Chamber of Commerce in the 1980s during the Troubles, recalls that Catholic and Protestant workers in his ceramic firm at least attended each other's family weddings and funerals.
A worker inspects the ceramic electrolyte after it's been fired.
Instead, a thoughtful gift could be a HeatBud from Honeywell, a $20 ceramic personal heater your co-worker can keep at desk-side.
The 400-year-old Dutch ceramic manufacturer, Royal Tichelaar Makkum, showed off its workers' skills in Dick van Hoff's tiled stoves, as did the Venetian glass maker Venini, in Barber Osgerby's gorgeous Lanterne Marine vases.
Its role has been partly superseded by the basic silicates, which are relatively insoluble in pottery-glaze frits and are therefore of minimal hazard to workers who handle glaze materials in ceramic plants.
The train's proposed routes are taking aim at the campus, potentially putting a bulls-eye on the Industrial Arts Building, where future engineers, ceramic artists, auto mechanics, fabric designers and wood-workers take classes.
