Dictionary » M » Microwaves

Microwaves

microwaves

That portion of the electromagnetic spectrum lying between uhf (ultrahigh frequency) radio waves and heat (infrared) waves. Microwaves are used to generate heat, especially in some types of diathermy. They may cause heat damage to tissues.


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


Dioxin and Heated Bottled Water

... or a glass bottle instead of plastic! This information is also being circulated at Walter Reed Army Medical Center … No plastic containers in microwaves. No plastic water bottles in freezers. No plastic wrap in microwaves. Dioxin chemical causes cancer, especially breast cancer. Dioxins are ...

See entire post
by Ahsmeah
Fri Aug 02, 2013 3:21 pm
 
Forum: General Discussion
Topic: Dioxin and Heated Bottled Water
Replies: 1
Views: 1431

Re: Spectrophotometry - why can't some products be read?

The structure of a molecule determines what energies of electromagnatic radiation it will absorb. Lower-energy photons like microwaves correspond to changes like transitions in rotational energies about bonds, while higher-energy photons can trigger rearrangements in electron levels ...

See entire post
by jonmoulton
Thu Nov 01, 2012 4:13 pm
 
Forum: Molecular Biology
Topic: Spectrophotometry - why can't some products be read?
Replies: 2
Views: 2826

Re: Why do carrots spark in the microwave?

... - than other food items and sometimes create an arcing effect in a microwave. This tends to happen more in glass dishes. Sparks result as the microwaves reflect or bounce off the metal. the "arcing" does not harm the food, but it does prevent it from heating thoroughly because reflected ...

See entire post
by sara135
Thu Jul 14, 2011 10:12 am
 
Forum: Microbiology
Topic: Why do carrots spark in the microwave?
Replies: 7
Views: 29390

sterilization in microwave oven

microwaves will kill off living bacteria, but any spore's are endo/ enterotoxins will not be effected unless it is for a prolonged time, i think

See entire post
by mmoir125
Thu Mar 25, 2010 1:23 am
 
Forum: Microbiology
Topic: sterilization in microwave oven
Replies: 29
Views: 102857

Re: sterilization in microwave oven

... their turntables - a VERY dangerous condition); much more. As to the sponges themselves, being cellulosic, they are subject to not only absorbing microwaves when hot & dry, but then heating faster the hotter they become (thermal runaway) and that can easily lead to a fire.

See entire post
by microwaveguru
Thu Jan 21, 2010 3:59 pm
 
Forum: Microbiology
Topic: sterilization in microwave oven
Replies: 29
Views: 102857
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 1,715 times. 
What links here | Related changes | Permanent link