Show the techniques of preservation, Chemistry

Assignment Help:

Q. Show the techniques of preservation?

The various methods can be used for preservation of foods. Some of the common methods employed to preserve foods are summarized herewith:

• Heat (blanching, pasteurization, sterilization...)

• Cold (chilling, freezing etc.)

• Drying (partial or fully)

• Acid (fermentation, addition)

• Sugar and salt (addition- osmotic effect)

• Smoke (heat + smoke, formaldehyde and others)

• Atmospheric conditions (O2 or CO2)

• Radiation (X-ray, UV, microwaves, ionizing)

• Chemicals (preservatives)

 


Related Discussions:- Show the techniques of preservation

Why the rate of ketone halogenation is independent, Why the rate of ketone ...

Why the rate of ketone halogenation is independent Because the rate of ketone halogenation is independent of the halogen concentration, the rates of halogenation of the same ke

Geopolymer.., i need email tutor who has good background on geopolymer ceme...

i need email tutor who has good background on geopolymer cement to explain it for me such as the geopolymerisation process and fly ash composition by skype or Yahoo or hotmail i ne

Estimate the boiling temperature of sulfur dioxide, The laboratory producti...

The laboratory production of sulphuric acid involves the catalysed oxidation of sulphur in oxygen, followed by the separation of the resulting sulphur trioxide (SO 3 ) from sulphur

What is an oxidizing agent, Any chemical species that has a tendency to acc...

Any chemical species that has a tendency to accept electrons and thereby undergoing reduction themselves is known as an oxidizing agent

Define homogeneous mixture, Q. Define homogeneous mixture ? A homogeneo...

Q. Define homogeneous mixture ? A homogeneous mixture is one which has a constant composition throughout. By mixed sugar in water you create a homogeneous mixture. A homogeneo

Periodic table, How do we extract group one alkali metals?

How do we extract group one alkali metals?

Dissolved oxygen in water, Q. What do you understand by dissolved oxygen in...

Q. What do you understand by dissolved oxygen in water? How does it create trouble in boiler? Give chemical methods with suitable reactions to remove it from the water. Ans.

Aromatic carboxylic acids , what are the factors affecting the acidity of t...

what are the factors affecting the acidity of the aromatic carboxylic acids ?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd