Byshowered72— On Jul 08, 2010 In one of my college science classes we used Petri dishes to look at the various germs and bacteria growing on objects in the classroom. First, we took a swab of various materials (chairs, keyboards, flooring, purses, etc.) in the classroom. After recordin...
Cellulitis is a common infection of the skin, almost always caused by bacteria. The infection can come on suddenly and usually spreads from the skin surface and then goes deeper. It spreads below the epidermis, the top layer of skin, into the dermis and the subcutaneous fat. It can cause ...
Direct contact: This is when bacteria are transferred to the Petri dish using direct contact, i.e. touching the agar. One of the most common ways of doing this is to simply press your fingertip (either before or after washing your hands) lightly onto the surface of the agar. However, yo...
If you plan on growing more mushrooms in the same room, pasteurize your substrate again to get rid of mold and bacteria that might contaminate the room. With a compost substrate, this can take 8–24 hours of steaming at around 150ºF (70ºC). Although the substrate is low in nutrien...
Byshowered72— On Jul 08, 2010 In one of my college science classes we used Petri dishes to look at the various germs and bacteria growing on objects in the classroom. First, we took a swab of various materials (chairs, keyboards, flooring, purses, etc.) in the classroom. After recordin...
So what would be some pathogenic bacteria diseases? I mean common ones, that anybody could get from your run of the mill bathroom doorknob pathogens. Bypharmchick78— On Oct 05, 2010 @rallenwriter -- From what I remember from my bacteria lessons, I'll give your question a shot. ...
Mineral oil, also known as paraffin oil, is a byproduct of petroleum. Commonly used for removing makeup, mineral oil can also...
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Byanon142288— On Jan 12, 2011 I'm curious if taking Maca(?), which helps with allergies cud offset the "side effects"? Byanon88792— On Jun 07, 2010 my name is maryann s. I know that sun chlorella was the best cure for seizures. I took it for a couple of years. I'm telling...
Bykirin— On Aug 15, 2007 "xanthan gum itself is not harmful to human skin or digestive systems." I don't know what the hell they are talking about; I think Wikipedia has better information: "Some people are allergic to xanthan gum, with symptoms of intestinal gripes and diarrhea. Worker...