Wednesday, July 24, 2019

Chandrayan 2

               CHANDRAYAN 2 [MK III]
      
 
       Congratulations to all the team of ISRO.

I am feeling more proud to my nation.
We have now come to the 4th level in Astronomy. India is flying like a coloured flag in the world.

                     THE FUTURE PLAN

India is aggressively working towards establishing itself as a leader in industrialisation and technological development. Significant developments in the nuclear energy sector are likely as India looks to expand its nuclear capacity. Moreover, nanotechnology is expected to transform the Indian pharmaceutical industry. The agriculture sector is also likely to undergo a major revamp, with the government investing heavily for the technology-driven Green Revolution. Government of India, through the Science, Technology and Innovation (STI) Policy-2013, among other things, aspires to position India among the world’s top five scientific powers. Indian Space Research Organisation (ISRO) will launch its first Indian human mission by 2022.

Tuesday, July 23, 2019

Periodical Table elements uses, effects and characteristics

HYDROGEN:
Hydrogen is one of the most abundant elements in the universe. Researchers have been studying hydrogen with great interest for years because of its potential as a pollution-free fuel. "Hydrogen is an energy carrier with no carbon in it, so when you burn it, you only produce water," which makes it a clean fuel, with no emissions at all,

USES.
In the glass industry hydrogen is used as a protective atmosphere for making flat glass sheets. In the electronics industry it is used as a flushing gas during the manufacture of silicon chips.
Hydrogen also has many other uses. In the chemical industry it is used to make ammonia for agricultural fertiliser

CALCIUM
The chemical element Calcium (Ca), atomic number 20, is the fifth element and the third most abundant metal in the earth’s Calcium is the fifth element and the third most abundant metal in the earth’s crust. The calcium compounds account for 3.64% of the earth’s crust. The distribution of calcium is very wide; it is found in almost every terrestrial area in the world. This element is essential for the life of plants and animals, for it is present in the animal’s skeleton, in tooth, in the egg’s shell, in the coral and in many soils. Seawater contains 0.15% of calcium chloride.

USES.
Calcium is sometimes referred to as lime. It is most commonly found in milk and milk products, but also in vegetables, nuts and beans. It is an essential component for the preservation of the human skeleton and teeth. It also assists the functions of nerves and muscles. The use of more than 2,5 grams of calcium per day without a medical necessity can lead to the development of kidney stones and sclerosis of kidneys and blood vessels.

EFFECTS
Environmental effects of calcium
Calcium phosphide is very toxic to aquatic organisms.

HELIUM
Helium is the second most abundant element in the known universe, after hydrogen. Helium constitutes the 23% of all elemental matter measured by mass.

Health effects of helium

Effects of exposure: The substance can be absorbed into the body by inhalation. Inhalation: High voice. Dizziness. Dullness. Headache. Suffocation. Skin: on contact with liquid: frostbite. Eyes: on contact with liquid: frostbite. Inhalation risk: On loss of containment this gas can cause suffocation by lowering the oxygen content of the air in confined areas.

What are the environmental effects of helium in water?

Helium does not dissolve in water, and therefore normally does not damage the environment. As was described earlier, helium is only present in water in very small amounts. Helium is not a dietary mineral for any organism. There are two separate helium isotopes that are both non-radioactive. Today, six other unstable isotopes exist.

What are the health effects of helium in water?

Helium is not a dietary mineral for humans, and only an extremely small amount is present in the human body. Helium does not play any vital role in physical processes, but it is not toxic, either.

Monday, July 1, 2019

Mumbai in Waterlog School and colleges are closed

Mumbai rain: July 2 declared as holiday for all schools, says School Education Minister Ashish Shelar





Amid heavy downpour causing waterlogging at various places in the financial capital and surrounding metropolitan area, the state government has declared July 2 as a holiday for all the government and private schools.




"Would like to announce and confirm that tomorrow 2nd July 2019, has been declared as holiday, for all schools (public and private) in Mumbai, Navi Mumbai, Thane and kokan areas," said Maharashtra School Education Minister Ashish Shelar.
Indian Meteorological Department (IMD) predicted, "Intermittent rain in city and suburbs, with heavy to very heavy rainfall at a few places" for the next 24 hours.

Brihanmumbai Municipal Corporation (BMC) commissioner Pravin Pardeshi has directed all the ward officer to reach their office and monitor the flood situation.
The Central railway has also suspended the movement of suburban trains, citing safety hazard.
The Railways said the state government and various other agencies have been requested to run extra buses between Mumbai and Pune for intercity travellers.

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