oil (hvo100), a renewable diesel which is made from waste fats and vegetable oils. hvo100 behaves like conventional fossil fuel diesel and no modifications are needed to vehicle engine fuel systems for it to be used. the environmental benefits of hvo100 are significant. this odourless fuel can cut co2...
expressed as a part of one hundred, instead of any other denominator. the word comes from the latin per cent, meaning 'out of one hundred'. a half, therefore, is %, because is half of . the advantage of working with percentages is that they are relatively straightforward to calculate because, unlike fractions...
hygrometer educational models anatomical models organ models reproductive models skeleton models system models torso models zoology models & botany model electronics general physics geography & working models math lab abacus place value allotting base ten block board game circle cubes date & finance fractions...
know how to use the pythagorean theorem, few know of the many proofs that accompany this theorem. many of them have ancient and surprising origins. early proofs of the pythagorean theorem by leonardo da vinci, ptolemy, thabit ibn qurra, and garfield by leonard kelley how do you add and subtract fractions...
of basic and speciality chemicals from biomass. other areas covered include the new developments in composites and in nanotechnology. the following units can be found in this section: biofuels biorefineries biotechnology in the chemical industry colorants composites crop protection chemicals edible fats...