CHEMISTRY PROJECT FOR CLASS 12 CBSE ON FOOD ADULTERATION PDF

CHEMISTRY PROJECT FOR CLASS 12 CBSE ON FOOD ADULTERATION PDF

M iss T AH E R S H AB B IR H U S S AIN of class XII – B ______ in the _ CH E Chemistry Project on STUDY OF ADULTERANTS IN FOOD I. CHEMISTRY PROJECT Submitted For Exam AISSCE TOPIC OF THE PROJECT FOOD ADULTERATION Department Of Chemistry. (chemistry project- ‘to study adulterants on food’). Date of Submission: (i). NAME- AZIZUR RAHMAN. CLASS- `12th ‘B’. ROLL No- Admn. No-.

Author: Shakanos Tauzahn
Country: Italy
Language: English (Spanish)
Genre: Love
Published (Last): 14 November 2015
Pages: 50
PDF File Size: 16.42 Mb
ePub File Size: 10.33 Mb
ISBN: 860-2-60677-421-7
Downloads: 1959
Price: Free* [*Free Regsitration Required]
Uploader: Gronos

The food is sucked of its nutrients and the place where the food is grown is often contaminated. Even the food, which we eat, is adulterated. It gives most positive test, hence is most adulterated. Chicory is used as an adulterant for cofee.

Chemistry Project For class 12 cbse on Food Adulteration

It is safer to drink a beverage directly from the can or bottle than from a questionable container. Therefore, one should be advised to dry wet cans or bottles before they are opened and to wipe clean surfaces with which the mouth will have direct contact.

Still it prevails in our country on large scale. Consumption of adulterated food causes serious diseases like cancer, diarrhoea, ast hma, ulcers, etc. Secondly, label declaration on packed food is very important for know ing t he ingredients and nut rit ional value.

It is high time that the food regulator tightened its belt. Adulteration is the government and we for the common people therefore something should do a type of curse against it.

Insamples of wheat gluten mixed with melamine, presumably to produce artifcially infated results from common tests for protein content, were discovered in many U. Adulteration brings a lot of easy money for the traders, but it may spoil many lives. HCl shook this mixture in a test tube. Poured drops of conc nitric acid.

  MAHESH DATTANI FINAL SOLUTIONS PDF

Chemistry Project For class 12 cbse on Food Adulteration

Taher Shabbir Hussain Class: Julie Sam for her support during the making of t his project. Dried papaya seeds being lighter float over water w hile pure pepper sett les at the bott om. Adulteration should be checked properly in common food items so as to save people from its bad effects.

Pepperoil is used as a pesticide and ethyl acetate causes terribble diseases afecting lungs, kidneys and heart. Any jellies, which are coloured so as to simulate fner ones.

Consumption of cut fruits being sold in xdulteration conditions should be avoided. Food adulteration in India seems to be getting deadlier by the day. Toxic chemical such as metanil yellow are added to old stocks of pulses cheistry improve their colour appearance.

Where water might be contaminated, one is advised to avoid brushing their teeth with tap water. If ice has been in contact with containers used for drinking, one should thoroughly clean the containers, preferably with soap and hot water, after the ice has been discarded.

Cream is adulterated with gelatin, and formaldehyde is employed as a preservative for it. Infant formula produced from melamine-tainted milk killed at least six children and were believed to have harmed thousands of others. Red chilli powder is mixed wit h brick pow der and pepper is mixed w it h dried papaya seeds.

In order to improve the flavor of adulterated ghee tributyrin is added. Three samples are taken and adulterqtion signature of the seller is afxed to them. It’s harmful efect is that it is highly carcinogenic and if consumed over a continuous period of time it can also cause stomach disorders. Papaya seeds used to add bulk that the consumption of these could cause epidemic dropsy and severe glaucoma. Experiment 2 11 VI. Water that has been adequately chlorinated, by using the minimum recommended water treatment standard provide protection against viral and cemistry waterborne diseases.

  ASSIMIL ALLEMAND SANS PEINE PDF

The consumer should avoid taking chdmistry from an unhygienic place and food being prepared under unhygienic condit ions. Interestingly costlier the food product, more incentive is available for evolving appropriate methods to mimic the original product with cheap alternatives.

Coal-tar colours are employed a great deal, pickles and canned vegetables are sometimes coloured green with copper salts. Remember me on this computer.

Salt is the classic preservative, but is seldom classifed as an adulterant. It’s harmful efect is that it is unhygienic, unprocessed water and starch can cause stomach disorders. M ajority of fats, oon and butter are paraffin wax, castor oil and hydrocarbons.

Most of our things our contaminated. H2SO4 and 4mL of acet ic acid. Droplet s of oil surface. Mustard seeds and mustard oil: Besides almost all commodities that do not undergo any signifcant are not available in the branded format from reputed industry players. Published on Apr Chmistry 35 Download The adulterated gluten was found to have come from China, and U.

Of all forms of adulteration the most reprehensible was the use of poisonous colouring matters in the manufacture of jellies and sweets. Where water might be contaminated, one is advised that ice should also be considered contaminated and should not be used in beverages. It also helps in checking the freshness of t he food and the period of best before use. Indian Public School Year: Such t ypes of adulteration are quite common in developing countries or backward count ries.