Ingredients of food

List food ingredient of following food items:cake,halwa, rice pulao,tea.

Give the chemical name the of the salt which is an essential ingredient of our dialy food.

What are the main ingredients of Portland cement :-

The main ingredient of automobile antifreeze mixtures is

Ingredients of a atmosphere present in minute quantities but essential for maintaining life on earth are

Name two ingredients in our food that are not obtained from plants or animals. Mention one source for each ingredient.

Tear promoting ingredient of Onion is