When cold, froth can be immediately dissipated by adding a few drops of ether.
Anger and humiliation boiled up inside her and spilled over in a froth of rage.
As the small filings produced by friction seek to pass through the interstices between the rapidly revolving spherical particles in the vortex, they are detained and become twisted and channelled in their passage, and when they reach the edge of the inner ocean of solar dust they settle upon it as the froth and foam produced by the agitation of water gathers upon its surface.
Further objections to the presence of silicon are that the resultant silica (1) corrodes the lining of the converter, (2) makes the slag froth so that it both throws much of the charge out and blocks up the nose of the converter, and (3) leads to rephosphorization.
Goats are mostly bred in the mountainous districts all along the Spanish side of the Pyrenees froth Biscay to Catalonia, and in Badajoz, Cceres, Ciudad Real, Granada and Leon; swine in Badajoz, Lugo, Oviedo, Cceres and Corunna.
Thus the necessary slowness of the heating up of the molten charge would compel us to make the removal of the carbon slow, even if this slowness were not already forced on us by the danger of having the charge froth so much as to run out of the furnace.
The boiler is heated by a furnace, and the oil is brought gradually to the point of ebullition, at which it is maintained for two hours, during which time moisture is driven off, and the scum and froth which accumulate on the surface are ladled out.