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The word ‘persistently’ means ‘ happening repeatedly or for a long time, or difficult to get rid of.’ Lean and mean- using only what is necessary, and determined to work effectively in order to compete successfully. Vested interests- a strong personal interest in something because you could get an advantage from it. Retrogression- the act of returning to an older and worse state. These telemarketers have been calling me persistently , even though I said I was not interested in their product.
The element used for making solar cells is
Alum stops bleeding in minor cuts because of
The gas used for filling weather balloons is-
The noble gas used in radiotherapy is
The acid used in lead storage cells is-
A polymeric substance used to make parachute is
Manganite is an ore/mineral of
The most reactive among the halogens is-
Which of the following is a physical change?
The gas used for filling weather balloons is-