Credit cards are essentially a tool. The usefulness or otherwise is not inherent in the tool but in the user and the purpose to which it is applied.
A card is useful in that less cash needs to be carried but if used unwisely insupportable debts may be incurred.
In what ways is antarctica be useful for humans
lion are useful and harmful
It is not harmful. Also it is not useful
The changes talking place in our surroundings and which are useful to us are called Useful changes. The changes which are not useful but harmful are called Harmful changes
Sloth saliva is toxic, consequently a bite needs to be treated with antibiotics.
useful
i think its both harmful and useful
it is useful
Ozone at ground level is harmful. It is useful in stratosphere as it protects us from harmful UV rays.
A carbohydrate can be useful or harmful depending on the type that is eaten. Good carbohydrates have fiber in them.
changes both harmful and useful
It is useful because we can breathe it.