Keeping Apples In Gypsum

Some napers raention the suecess of packing ápples in piaster or gypsum, and speak of the freshiuss of the specimen ■when taken out late :n Bpfing. Tbis Bubstanco possesses several properties ■which peculiar! y fit it for the purpose. It is poft in texture even before it if ground to powder, and this not only prevents anything Hke grit or harghness, hut causes it to pack moro closely than almost any otlicr pulvprizedsubst;;n(e which can bo found. It thus presses softly on the surface of the fruit, and excludes completely the extcriial air. Being a poor conductor of heat, it keeps the fruit at an even temperature, so essentia] to its sound preservation. These are the qualities which render it so useful, and ot anything connected with iia ehemical composition, -which is rot at all affected by tho presenco of the fruit. -