Example sentences of "obtained from plant " in BNC.
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1 | Another drug obtained from plants is gefarnate ( Gefanil , 7 ) . |
2 | Most of the potent drugs obtained from plants are known to act on specific physiological systems . |
3 | Fuel can be obtained from plants in three ways : by fermenting plant materials into alcohol ; by extracting sap from plants ; or digesting waste biomass into methane . |
4 | Dyes for hair colouring could only be obtained from plants and one of the oldest of these is the red dye henna , obtained from the powdered dried leaves of the plant Lawsonia inermis . |
5 | But although no two dyes obtained from plants will be exactly alike , the colours are soft and subtle , and the mixtures can be blended to give sophisticated hues and tints equal to any of the manufactured colourings . |
6 | The most easily dyed materials are wool and silk ; cotton and linen are difficult as they are made primarily of cellulose , being obtained from plants , rather than animal protein , and are better reserved for the time when experience has been obtained with dyeing wool . |
7 | Dietary fibre is a substance obtained from plant foods , as distinct from animal foods . |
8 | This problem may well underlie many of the conflicting results obtained from plant experiments . |