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Hace 9 horas · Similarly, although it is claimed that L. Ron Hubbard studied engineering, mathematics and nuclear physics at George Washington University, and although ‘The Professor Was a Thief’ (1940) mentions the ‘fourth dimension’ and ‘Einstein’s mathematics’, the science is poorly understood and again, quantum physics appears to have had no impact on his work.
Hace 9 horas · Ans: Methods to control environmental pollution are: (i) Proper maintenance of automobiles and phasing out of old vehicles. (ii) Use of lead free petrol and diesel. (iii) Use of low Sulphur petrol and diesel. (iv) Catalytic converters. (v) Use of compressed natural gas [CNG] instead of petrol and diesel.
