Pipette tips come in a whole range of varieties – non-sterile, sterile, filtered, unfiltered, long, short, low retention, wide bore and more – and there are many factors to deliberate when choosing the right tip, from the property of the liquid being pipe...
Do you like explosions, fire, or chemical reactions? Who knew science could be this much fun? Get a degree at Wonder How To with these education how-to videos. Learn how to create hot ice, make things glow in the dark or become a human calculator. Spee
The research lab is not a place you would consider to be eco-friendly. Walking around it is easy to spot the huge amount of avoidable plastic waste, with discarded pipette tips and racks, unnecessarily large Styrofoam delivery boxes and unrecyclable bottles. Easier to miss is the energy waste,...
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Once you've collected your sample of cheek cells, place the swabbed end of the toothpick onto the middle of a microscope slide. Add a single droplet of water squeezed from a plastic pipette onto the center of the slide. Rotate the toothpick in the water to release the human cheek cells ...
I like to use a dropper or pipette to drop the diluted glue between the ties and let it spread under the ties. If some of the glue gets on the top surface of the ties, that’s ok. The white glue will become transparent when it dries. Clean off the top of the rails before the ...
I always use a Q-tip, anoint it with 100 µl of ink using a medical pipette (to keep things constant), then draw a line about 3-4 cm, then without any new loads, redo the last 2/3, and then the last 1/3. In my reviews, I call it my 1x, 2x and 3x swabs. I don't...
The research lab is not a place you would consider to be eco-friendly. Walking around it is easy to spot the huge amount of avoidable plastic waste, with discarded pipette tips and racks, unnecessarily large Styrofoam delivery boxes and unrecyclable bottles. Easier to miss is the energy waste...
Use the thumb of the hand cradling the head to pull down on the lower eye lid, creating a pouch between the eyeball and lid. Deposit the prescribed number of drops into the pouch. Do not allow the top of the bottle or pipette to touch the eye. Unlike with eye ointments, there is ...
Free Essay: Instructions: Step 1. Decide what scent you're going for. This is a great time to explore various herbs, flowers and botanicals, as well as what...