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At 10 000 ppm the solution is a deep red colour. As the concentration decreases the colour becomes orange, then a vibrant yellow, with the final 1 ppm sample a very pale yellow. In science and engineering , the parts-per notation is a set of pseudo-units to describe small values of miscellaneous dimensionless quantities , e.g. mole fraction or ...
An individual score (Individual Air Quality Index, IAQI) is calculated using breakpoint concentrations below, and using same piecewise linear function to calculate intermediate values as the US AQI scale. and The final AQI value can be calculated either per hour or per 24 hours and is the max of these six scores.
In the metric system, a microgram or microgramme is a unit of mass equal to one millionth (1 × 10 −6) of a gram. The unit symbol is μg according to the International System of Units (SI); the recommended symbol in the United States and United Kingdom when communicating medical information is mcg .
Parts-per-million, ppm Carbon dioxide in Earth's atmosphere, CO 2 ppm; Peak programme meter, measuring audio level; Planned Preventative Maintenance of equipment; PPM Star Catalogue of 378,910 stars' positions and proper motions; Proton precession magnetometer, measures small magnetic field variations; Pulse-position modulation of a signal
The commission was created in 2003 and is responsible for the setting of gas, petroleum oil and electricity prices in Bangladesh. As the regulator, it also arbitrates disputes in the energy industry. [2] Its approval is needed for any changes in the price of electricity, gas and petroleum oil. [3] The Energy Security Fund is under this agency. [4]
Petrobangla was founded in 1985 (Notification of Ordinance-21 in April 11 1985) by merging two government organizations Bangladesh Oil & Gas Corporation (BOGC) and Bangladesh Mineral Exploration and Development Corporation (BMEDC) into Bangladesh Oil, Gas and Mineral Corporation(BOGMC). [3]
Bangladesh Standard Codes for Information Interchange (BDS 1934:2018): To ensure compatibility and consistency in data exchange across various computer systems and applications within the country, there is a need for a national standard for ASCII-based Bengali character and symbol coding. The Bangladesh Computer Council has addressed this need ...
In 1982, it set up the first tiles factory in Bangladesh. [10] It is subsidized by Bangladesh government. [11] The Training Institute for Chemical Industries (TICI) is a sister concern of BCIC and is run by BCIC too. [12] Chittagong Urea Fertilizer School and College falls under this corporation, [13] as does Urea Sar Karkhana School & College ...