tests for detecting cooking oil

1) Clinical symptoms provide the initial indication of the kind of STD. 2) Laboratory investigations including culture microscopic observation gives some confirmation. 3) Detection of specific antigens / antibodies by ELISA or other tests. 4) In culture the organism can be isola..

Argemone oil is a highly toxic oil which when consumed by man can cause a disease called dropsy. To test the presence of this oil in cooking oil, take the sample to be tested in a test tube and add some concentrated ni..

Oil spill is a major problem in the oceans and seas. The oil tankers and offshore petroleum refineries cause oil leakage into the waters. This pollutes the waters. Oil floats on the water surface and prevents the atmospheric oxygen from mixing in the water. ..

Ursula cooked 4 dishes of food for dinner. She spent 0.23 liters of oil in preparing each dish. Which operation is used to find the total oil used by her? => multiplication or division or subtraction or addition..

There is no direct method for the detection of oxygen in organic compounds. It's presence is detected indirectly. For example, If any organic compound on heating in a dry test tube, gives out water vapor, then the presence of oxygen in the organic compound is indica..

To detect a charge on a rod 'A' or 'B' bring the rod near to the metallic disc or cap of the electroscope. In either case the leaf diverges as shown in the diagram. ..

The organic compound is fused with sodium peroxide. The fused mass is then extracted with water. The aqueous solution so obtained is boiled with concentrated nitric acid, and ammonium molybdate solution is added to it. A yellow solution or precipitate indicates the presence of phosphorus in the o..

The last runnings obtained by rectification contains mainly high boiling alcohols called amyl alcohols. This is called fusel oil and is used for preparing amyl alcohols or acetate..

Detection and Diagnosis of Cancer - 1) Histologic and Cytologic methods involve Biopsy and histological examination of the affected tissue. For e.g., Paps test is employed to detect cervix cancer. Blood tests for abnormal WBC count for Leukaemia, Bone marrow ..