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Oct 1st-Science & Tech in Everyday Life - Coggle Diagram
Oct 1st-Science & Tech in Everyday Life
Calcium Nitrate (CN)
GSFC
Gujarat State Fertilizers & Chemicals
announced
manufacturing of CN
under
AATMANIRBHAR BHARAT ABHIYAN
which is promising
water soluble fertilizer
used mainly in
Horticultural and Field Crops
in addition
used in wastewater treatment
and increase
strength of cement concrete
wastewater
pre-conditioning
for odour emission prevention
last year 2019-20
imported
@ Rs. 225 crore
around 1.25 lakh tonne
76% from China
rest from
Norway and Israel
CN is popular
in GHG and hydroponics
used to control
certain plant dieases
Luminescence dating
refers to group of methods
determining how
long-ago mineral grains
were last exposed to sunlight
or sufficient heating
uses various methods
to stimulate and measure luminescence
includes techniques
optically stimulated luminescence
infrared stimulated luminescence
thermoluminescence dating
Unlike Carbon-14 dating
luminescence dating methods
do not require contemporary
organic component of sediment
to be dated
do not suffer
from overestimation of dates