Biological agriculture is a process of eco-friendly farming without the use of chemical pesticides and fertilizers. More specifically, biological agriculture can be defined as a production system based on crop rotation and recycling of animal manure, green manure, and crop residues. It involves ... Read more

A tire can be made of various materials such as natural rubber, synthetic rubber, synthetic textile, carbon black, fillers, stearic acid, zinc oxide, plasticizers, accelerators, and antioxidants. Although the major components of tire are natural rubber and synthetic rubber, various tire ... Read more

Precast concrete is a construction material that is manufactured by casting concrete in a reusable form. The cast is then cured and transported to the construction site. Unlike standard concrete which is cured in the construction site, precast concrete is manufactured in specially equipped ... Read more

Fiber reinforced polymers (FRP) panels and sheets, also known as FRP composites, have a wide range of architectural applications. Early applications majorly included making marine products such as speed boats, sail boats, and wave runners. Characterized by the properties of corrosion resistance ... Read more

Adhesives are a material holding two surfaces together in such a way that they never detach. Their primary features include wetting the surface, adhering to it by developing strength, and maintaining stability. In a similar manner, roofing adhesives bind together sheets of styrene-butadiene- ... Read more

Copper sulfate, also known as cupric sulfate is a chemical compound having the formula CuSO4. It is the most popular and widely used copper salt. The anhydrous form of CuSO4 is pale green powder whereas the hydrated copper sulfate is bright blue in color. Copper sulfate is widely used in the ... Read more

Ferric chloride hexahydrate consists of trans-cationic complexes and chloride anions [Fe (H2O)4 Cl2]+, with the remaining two H2O molecules embedded within the monoclinic crystal structure. Ferric chloride hexahydrate contains not less than 98.0 percent and not more than 102.0 per cent of FeCl3• ... Read more

Castor oil and its derivatives are well known for its medicinal benefits. Castor oil is obtained from castor seeds (Ricinus communis). It is a trigyceride and comprises fatty acids, 90% of which is ricinoleic acid. It appears as a pale yellow liquid with a thick and sticky sensation. It has anti ... Read more

The basic necessity for synthesis of naphthalene derivatives is a naphthalene compound, which could is a suitable precursor for obtaining naphthalene-based derivatives. Naphthalene derivatives are synthesized in two steps viz. ring closure by cyclization reaction, followed by aromatization. ... Read more