and handheld calculators. the cells are made of semiconductor materials like those found in computer chips. when sunlight hits the cells, it knocks electrons loose from their atoms. as the electrons flow through the cell, they generate electricity. on a much larger scale, solar-thermal power plants...
. eight essential amino acids are found in spirulina: isoleucine: required for optimal growth, intelligence development and nitrogen equilibrium in the body used to synthesize other non-essential amino acids. leucine: stimulator of brain function, increases muscular energy levels. lysine: building block...
from the distillation of crude oil contains a high proprtion of straight-chain alkanes. however, if this mixture is used as petrol, it does serious damage to a car's engine. petrol containing a high proportion of straight chain alkanes tends to ignite in the cylinder of the car engine as the piston...
editor . nov evaluation of erodibility status of soils in some areas of imo and abia states of nigeria leave a reply authors:-andy obinna ibeje in this study, the erodibility indices and some soil properties of some cassava farms in selected areas of abia and imo states were investigated. this study...
my wishlist login home → essentials → meditation supplies meditation supplies more on using meditational and ritualistic tools... this is one of my favorite parts of the shop because all the shamanic instruments we offer here were found while searching this wondrous planet for more rare and exotic plants...
hydro power, in both water to wire solutions and plant modernizations, in more than small hydro plants worldwide. siemens' small hydro expertise ranges from engineering, supply, installation and commissioning to service. small hydro power plants from siemens today supply more than megawatts electrical...
hydro power, in both water to wire solutions and plant modernizations, in more than small hydro plants worldwide. siemens' small hydro expertise ranges from engineering, supply, installation and commissioning to service. small hydro power plants from siemens today supply more than megawatts electrical...
commercial plants and plant products emergency and significant plant pests travelling with plants plant health import and export forms and fees rural chemicals storing and disposal of chemicals chemical use best practice comply with legislation reporting chemical misuse report of the pirsa buffers working...
people have a genetically determined need to be in harmony with nature. kellert and co. later established a link with biophilic approaches with biophilic design:this involves incorporating natural elements such as water, plants, and sound into the design of buildings. the aim is to create a natural...