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Frozen Dynamite.--Captain George Lebon recommends the use vf an increased quantity of fulminate in dynamite cartridges, so that they can be readily exploded when frozen, thus obviating the necessity and consequent danger of melting them in cold weather. He mentions numerous experiments, at temperatures of twenty degrees below zero (--4ยฐF.), in which charges were exploded without difficulty or failure.--Ann, des Pants et Chauss.
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Wormwood as an Iasectifuge.--M. Poyrot having observed that the immense tracts of wormwood, upon the Amebean plains, arc free from insects of every description, is experimenting with the plant as a preventive of phylloxera. He finds no difficulty in cultivating She wormwoed, and he proposes to mix the stalks with manure, or simply bury them in the ground in the neighborhood of the vines.
๐ SIMILAR VOLUMES
A number of results pertaining to preservation of aging properties (IFR, IFRA etc.) under various shock models are available in the literature. Our aim in this paper is to examine in the same spirit, the preservation of unimodality under various shock models. For example, it is proved that in a non-