production of the asphalt mixture usually involves mixing the stone grains of various kinds with bitumen as a binder. bitumen can be further modified or enriched with various additives such as polymers or recycled rubber from used tires in order to optimize its properties for a given purpose. asphalt mixtures...
of rapid testing devices, kits and methods to strengthen the food testing ecosystem in the country. fssai is also providing these kits/devices to the state governments for use by field officers and get quicker and validated results for tests conducted on different food products, such as milk and edible...
flexible modular design and innovative purpose-built performance, ensure that tyrannosaurus® bioscreens are superior to any other fuel screen in terms of both reliability and end-product quality. higher capacities are easily achieved by increasing the number of shaft assemblies. the size of separated 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...
school field trips learning outdoors botanic park cropped image of mother preparing kids dinner for school. and cutting carrot kids asian boy reading books for education and go to school in library. education and lifestyle concept portrait of kids standing in elementary school hallway colorful math fractions...
in the form of pellets. carbothermal reduction of silica was investigated in a fixed bed reactor at °c in nitrogen at - atm pressure and in hydrogen-nitrogen mixtures at atmospheric pressure. the extent of reduction (xsio ) of silica was defined as the fraction of oxygen removed from sio by the reduction...