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Solid waste management

Role of individual and good habits in management of solid waste: Following 3 R's - Reduce, Reuse and Recycle. We should adopt good habits as far as solid waste management is concerned. By spreading social awareness and personal discipline , the problem of solid waste disposal can be reduced. 1. Reduce : Waste generated should be reduced at the source . E.g. Use of paper or plastic can be reduced or kept at a minimal. 2. Reuse :   Using biodegradable material for composting or making notebooks from waste paper can be options for reuse. Similarly, industrial wastes can be reused after proper techniques and processing. 3. Recycle : Recycling is using the same materials for the manufacture of others product. Plastic, metals, rubber, glass, etc. can be sent to the respective recycling units. Good habits in solid waste management : Using dustbins and not throwing anything on the roads or in the open spaces or in our surroundings. Use of eco-friendly alternatives such as cloth ba...

Electronic Waste ( E-waste )

E- waste E-waste or electronic waste is formed due to electronic gadgets such as computers, mobile phones, TV sets , etc . which are not in proper condition. It is hazardous and unmanageable solid waste . It contains many hazardous heavy metals such as lead , beryllium, mercury and cadmium. These heavy metals are non-biodegradable in nature. Therefore , they remain accumulated in the environment and remain there for a long period of time. The solid microorganisms are directly and indirectly affected by E-waste. E-waste affects the human health. Burning and land filling of E-waste is dangerous for the surrounding environment and hence , disposing it becomes difficult. ********************************************************************************* ======================================================================= ********************************************************************************* The disposal and handling of E-waste is becoming a serious issue because: In India , a...

Fuels

Fuels  Introduction     Fuels are naturally occurring or manufactured combustible organic substances which act as a source of heat or as raw materials for the chemical industry. Industries require power for their routine operations. Heat energy is the main source of power. Therefore, those materials used for production of heat energy are termed as fuels. Nature has furnished or given us unlimited source of energy of different forms. What is a fuel?     A fuel can be defined in different ways as follows---- (1) Any source of heat energy is called as fuel. (2) Any substance which by oxidation, is made a source of heat for practical purposes is called as fuel. (3) Any combustible substance which may be burnt to supply heat that can be used economically for domestic and industrial purposes.     Raw coal is directly used for domestic heating and as source of other products obtained by processes of dry distillation which may be conveniently c...

SET Exam 2015 computer science solve question paper

1.L , M  ,N ,P and Q appeared for a test. M, scored better than P  , but scored less than L and N , L scored better than N , P scored  better than Q. Which of the following is correct descending order based on their performance ? (A) LNMPQ. (B) NLMPQ. (C) QPMNL. (D) PQMLN. 2.Based on the following statements , which of the conclusion/s is / are correct ? statement I : Some leaders are intelligent. statement II: All the managers are intelligent. Conclusion 1 : All the leaders are intelligent. Conclusion 2: Some managers are intelligent. (A) Only 1. (B) Only 2 . (C) Both 1 and  2. (D) Both 1 and 2 do not follow. 3.Based on the following statements. Which of the conclusion/s will follow ? Statement I : All tigers are brave. statement II : Some brave animals are kind. Conclusion 1: Some tigers are kind. Conclusion 2: Tom is a tiger , so he is brave. (A) Only 1. (B) Only 2. (C) Both 1 and 2. (D) Neither 1 nor 2. 4.Mohini , Nanda , Seema , Anisha and Sangeeta are paricipa...

Time table of T20 वर्ल्ड कप 2017 world cup

T20 वर्ल्ड कप 2017 --------------------- 15 मार्च - भारत/न्यूजीलैण्ड 16 मार्च - वेस्टइंड़ीज/इंग्लैण्ड 16 मार्च - पकिस्तान/आयरलैंड 17 मार्च - श्रीलंका/ज़िम्बाब्वे 18 मार्च - ऑस्ट्रेलिया/न्यूजीलेंड 18 मार्च - द.अ...

प्राचीन स्वास्थ्य दोहावली Good health tips by old remedies

Good health tips by old remedies: *"प्राचीन स्वास्थ्य दोहावली"* पानी में गुड डालिए, बीत जाए जब रात! सुबह छानकर पीजिए, अच्छे हों हालात!! *धनिया की पत्ती मसल, बूंद नैन में डार!* दुखती अँखियां ठीक हों, पल लागे दो-...

Palindrome triangle

    Write a program in C to print print palindrome triangle pattern of n rows.     How to print a right triangle of palindrome strings using for loops.   Palindrome triangle pattern of 5 rows: A ABA ABCBA ABCDCBA ABCDEDCBA Required Knowledge     For Loop     If Else Statement     printf and scanf function in C  Algorithm to print triangle pattern of palindrome strings This program is similar to right triangle star pattern program.     Take the number of rows(N) of right triangle as input from user using scanf function.     Number of characters in Kth row is always 2K-1. 1st row contains 1 character, 2nd row contains 3 characters, 3rd row contains 5 characters and so on.     In any row, we will first print the characters in increasing order of their ASCII value till mid of the row and then in decreasing order.     We will use two for loops to...