the ultra-clean table can only protect the sample, not the operator; The use of fume hood in the laboratory is to ensure the safety of users and prevent pollution to the surrounding environment.
I am using a meter control, but would like to specify the colors and color ranges myself. How do I change colors and color ranges on a meter control? There are two ways you can change the color ranges, from the front panel or programmatically. ...
Simply add some of your tank water sample to the included test tube, add a drop of the testing solution and watch the partial water change color. Then you simply match the color of the water with the corresponding color on the ID card to determine the pH of your tank. When it comes t...
a fader, which slides along a track to control the input or output of a channel a meter that visually displays the output of each channel I/O This abbreviation refers to the inputs/outputs on a mixer. The number and types of inputs and outputs you’ll need is dictated by how you pla...
Poor science is common in advertisements about cosmetics and cleaning “with pH” products, all sorts of diets and foods that reduce acidity in your body to prevent or treat cancer, etc. Those adverts can serve us as a context to raise socio-scientific controversies (Evagorou and Osborne 2013...
230. Heat capacity is the amount of energy it takes to raise/ rise the temperature of a substance by one degree centigrade. 231. Water, which seems so simple and common/ general, is what/ that makes/ make life possible/ possibly. 232. Of all the resources on earth such as oil, gas,...
As I likely do not need to tell you, the number of hours worked expected from the average worker during the average workweek has ticked steadily up in recent years, making the idea of two full-time employees trying to raise a child while maintaining each of their careers near impossible. ...
Modern medicine alleviates more pain and suffering for children than ever in world history — everything from removing an appendix, to hernias, to fixing broken bones and orthopedic problems, to cancer. Without these fixes, children can suffer socially and emotionally as well as physically. But ...
How to Make a PVC Water / Air / Vacuum Pump!: In this project you'll learn how to make a customizable PVC hand pump that will create vacuum suction, pump water, or compress air. A pre-requisite to making the pump will be 2 homemade check valves.&n
Guest Post by Wim Röst ABSTRACT Water, H2O, determines the ‘General Background Temperature’ for the Earth, resulting in Hothouse and Ice House Climate States. During geological periods the movement of continents changes the position of continents