update: / / chitosan is a type of fiber derived from chitin, a substance that develops in the hard outer shells of crustaceans such as crab, crayfish, shrimp and squid. like other forms of fiber, chitosan is indigestible and it moves through the gastrointestinal system without being absorbed. chitosan...
with the concept of sargassum, thanks to the fame ofthe sargasso sea, a remarkable feature in the atlantic ocean which has been a topic of discussion and commentary for hundreds of years. like other seaweeds, sargassum is a form of algae which has developed a multicellular structure. sargassum is characterized...
with the concept of sargassum, thanks to the fame ofthe sargasso sea, a remarkable feature in the atlantic ocean which has been a topic of discussion and commentary for hundreds of years. like other seaweeds, sargassum is a form of algae which has developed a multicellular structure. sargassum is characterized...
process of refining and bleaching of vegetable oils and chemical solutions, water purification, recovery of solvents and other vapours, recovery of gold etc. it is used in gas masks and a wide range of filters for war gases and nuclear fall outs and for the removal of colour and odour of compounds for...
positive improvement ofthe economy and the business environment over time . bmi stating agriculture vietnam has many opportunities to accelerate growth both in production - processing , exporting and retailing , particularly for some traditional products such as rice , coffee , milk , poultry ... the...
negative impacts of economic sanctions adopted by the us and eu, russia is moving towards other markets. this is considered a new opportunity for vietnamese seafood exporters, especially in a context where a free trade agreement between vietnam and the customs union of russia, belarus and kazakhstan...
renewable resource in the production of sustainable materials and packaging. bagasse production once sugarcane is harvested it is brought to a milling plant where it is crushed – typically with a series of large rollers. these rollers crush the sugarcane stalks and thus extract the juice from the sugarcane...
the congo denmark djibouti dominica dominican republic ecuador egypt el salvador equatorial guinea eritrea estonia ethiopia faroe islands fiji finland france french guiana french polynesia gabon gambia georgia germany ghana gibraltar greece greenland grenada guam guatemala guinea guinea-bissau guyana...
the congo denmark djibouti dominica dominican republic ecuador egypt el salvador equatorial guinea eritrea estonia ethiopia faroe islands fiji finland france french guiana french polynesia gabon gambia georgia germany ghana gibraltar greece greenland grenada guam guatemala guinea guinea-bissau guyana...
different terpenes, turpentines vary a great deal in composition. fresh turpentine is colourless, but as the terpenes oxidate – which they do readily and continuously – the liquid becomes more of a yellow colour. turpentine has a strong smell derived from its constituent terpenes. the oldest way of...