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The first successful artificial kidney was developed by Willem Kolff in the Netherlands during the early 1940s. Kolff was the first to construct a working dialyzer in 1943.

Dysuria refers to difficult urination. Painful urination is also sometimes, but rarely, described as dysuria. It is one of a constellation of irritative bladder symptoms (also sometimes referred to as lower urinary tract symptoms), which includes nocturia and urinary frequency.

Antimony (Sb), a metallic element belonging to the nitrogen group (Group 15)
Group 15 elements are:-nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), bismuth (Bi), and moscovium (Mc).

Hydrogen is used to saturate unsaturated oils.
Vanaspati is made by passing hydrogen gas through vegetable oil.
Hydrogen can used as a fuel.
Can be used for the industrialproduction of ammonia and methanol.

On the basis of the locations of fulcrum, load and effort, the lever is divided into three types. First order levers have the turning point(fulcrum) between the load and the effort. Or the effort is applied on one side of the fulcrum and the resistance (or load) on the other side, for example, a seesaw, a crowbar or a pair of scissors. Mechanical advantage may be greater than, less than, or equal to 1.

The Transuranium elements (also known as transuranic elements) are the chemical elements with atomic numbers greater than 92, which is the atomic number of uranium. All of these elements are unstable and decay radioactively into other elements.
93rd element in the periodic table: Neptunium(Np)
94th element in the periodic table: Plutonium(Pu)
95th Element in the periodic table: Americium(Am)

The capacity of the urinary bladder in an adult is typically between 300 and 500 ml. So the answer is (C).
However, the bladder can stretch to hold more urine, especially if you are unable to urinate for an extended period of time.
Some people may also have a larger or smaller bladder capacity than average.
It is important to note that it is not healthy to hold your urine for long periods of time.
Doing so can put stress on your bladder and lead to problems such as urinary tract infections and incontinence.

Sir William Bowman, 1st Baronet, English surgeon and histologist who discovered that urine is a by-product of the blood filtration that is carried on in the kidney. He also made important discoveries concerning the structure and function of the eye and striated muscle.

Nylon is the first synthetic yarn to be manufactured. Nylon derives its name from New York and London .Nylon was first sold in these cities.

Rayon is a semi-synthetic yarn known as synthetic silk.

Rayon is used to make silk fabrics that are similar in nature to silk.

Thermoplastic – softens when heated and hardens when cooled, only changes material when heated.

These are linear polymers in which the monomers are joined in a straight line.

E.g. Polyethylene – used to make various packets, tubes and containers, and polyvinyl chloride (PVC) – used to make electrical wiring, plumbing, shoes, handbags, raincoats, bottles and furniture.

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