It is true that sapwood will not resist decay as long as heartwood, if both are untreated with preservatives. [Please select]
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More depends upon the method of treatment than upon the preservatives used. [Please select]
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Of coarse the skins in the wagon were treated with preservatives and covered up. [Please select]
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Preservatives are also used, but only in edible products, where their effectiveness is an open question. [Please select]
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Without wishing to malign those preservatives, we are bound to admit that the means employed are none too effective. [Please select]
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The preservatives, 'Merthiolate' and formalin, were used in an attempt to inhibit the autolytic action of the enzymes present. [Please select]
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4 per cent, proved to be the more satisfactory of the two preservatives and was used throughout most of the work. [Please select]
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For the same reason strong smelling grease and oils, such as kerosene should never be used as preservatives, in fact, we think it best that the traps have no preparation whatever. [Please select]
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The danger of detection is also forestalled by laying a dead man's hand on a window sill; and in order to make assurance doubly sure, both preservatives are usually employed. [Please select]
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