Yes, you can pack hand warmers in your carry-on luggage when traveling on a plane.
No, hair clippers are generally not allowed in hand luggage when traveling due to safety regulations. It is recommended to pack them in checked luggage instead.
No, aerosol sunscreen should be packed in your carry-on luggage, not in your checked luggage.
Yes, but not more than 250ml.
Some things you should never pack in your checked luggage are money, jewelry, credit and debit cards, and travelers checks. You should also not pack prescription medication in your checked luggage.
yes you can, it is only hand luggage that you cannot take aerosols in
in the carry on
Yes, you can pack a shaver in your carry-on luggage.
Yes, you can pack deodorant in your checked luggage.
Yes, you can pack shampoo in your checked luggage.
No, you cannot pack an umbrella in your checked luggage. It should be carried in your carry-on bag instead.
It is advisable to pack in your carry luggage if it is precious or expensive but not too heavy and all that. However if it is just wires and all that, you can check it.