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Naphtali Lewis (14 December 1911 – 11 September 2005) was an American papyrologist who published extensively on subjects ranging from the ancient papyrus industry to government in Roman Egypt. He also wrote several social histories of Ptolemaic and Roman Egypt to make his research more accessible to non-specialists.
Wood fibres can be used as a substrate in hydroponics. Wood wool (i.e. wood slivers) have been a substrate of choice since the earliest days of the hydroponics research. [4] However, more recent research suggests that wood fibre can have detrimental effects on "plant growth regulators". [5] [non-primary source needed]
Around 3000 B.C., Egyptians began writing on papyrus, derived from papyrus reeds, though it did not classify as true paper. The first real paper is credited to Ts'ai Lun , [ 11 ] [ 12 ] a Chinese official, who in A.D. 105, created it by pounding mulberry, hemp fishing nets, and rags into a smooth material suitable for calligraphy.
Wood chipping is the act and industry of chipping wood for pulp, but also for other processed wood products and mulch. Only the heartwood and sapwood are useful for making pulp. Bark contains relatively few useful fibers and is removed and used as fuel to provide steam for use in the pulp mill. Most pulping processes require that the wood be ...
Pulpwood can be defined as timber that is ground and processed into a fibrous pulp. It is a versatile natural resource commonly used for paper-making but also made into low-grade wood and used for chips, energy, pellets, and engineered products.
The FBI has seized multiple websites that North Korean operatives used to impersonate legitimate US and Indian businesses in a likely effort to raise money for the nuclear armed-North Korean ...
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