In this article we will discuss about the directions for working in a laboratory. 1. Bring complete practical note-book; pencils of "HB" and "B"; pencil eraser and pencil sharpener or blade and sand-paper daily. 2. Keep your instruments, practical notebook and your seat clean, tidy and well arranged. 3. All your instruments should be sharp and according to the requirements. [...]
In this article we will discuss about some instruments that are commonly used in a laboratory. Instruments for Field Collection: While you are on field collection trip, you should have the following instruments with you: 1. One pocket lens 2. One good fixative (F.A.A.) 3. Collection bottles (three dozen) 4. Full-sized blotting papers (three dozen) 5. Newspapers pieces [...]
In this article we will discuss about the parts of electron microscope with its construction. 1. The electron microscope is an instrument which utilizes the short wavelength of an electron beam, rather than light waves, to obtain very high magnification and resolution of minute structures for which a light microscope is inadequate. It contains an electric gun whose beam is [...]