OCR Text |
Show I'o.l r rill.ilet Ale. The air of the lioits.i of commons w.at filtereil last winter at a cost ot sixty 1-onnds for cotton wool, bi-ddss the two or threo huudrediutindsorlglually spcM en the sleatu that worked tlio fain t! at drove the air In. Tlie layers t cotU 11 wool used aver six feet thick, and had to 1 th-anged three timet, tho cuur lay-irt lay-irt In a very short lltno U-coinlng black and fall cf an oily and rooty snbslanct, w (tli the smell of n very ltd fog, thongh the beatlcat particles bad Win removed by imsslng the air through water. On on iieaslon the tlltrr had to bo re-ncwed re-ncwed after only forty eight hoars' 11-0, 11 denw fug having In-ted th. wholn ol that tin)". Thlt information u glvi n to a i-arllsmentsry comitilltco by Mr. Wllllstn Prim, cousiilltng snginecr li her iimJpbIi'suBIco ct works. London Tit-Wls. |