Solid wax candles are allowed by TSA, gel or liquid based candles can only go in checked baggage if it is allowed by your airline. Check the TSA website and your airline website for questions on what is allowed on board planes and what can only go in checked baggage. You might want to mail it to your destination. US postal service's priority shipping boxes are $4 for anything you can fit in the box and take 3 days or less to arrive.
induction cooker airplane
YES
Check with the airlines as to what they allow you to carry on.
You can definitely take a harmonica along with you.
This never happened...
Yes, it is not an illegal or dangerous weapon.
Yes, you can either check it in as luggage, or take it as a carry on. It's probably easier to take it apart first before taking it as a carry on.
Yes, just ensure that this is properly labeled.
not in carry on baggage, but you can in checked baggage
Yes you can in your carry on. Creams and lotions they like in travel bottles so they can see what it is.
3 oz. or less can be brought on as a carry on an airplane as long as it is in solid form. Gel deodorant cannot be brought in carry on luggage, but any size/type of deodorant can be placed in checked baggage.
Yes, you can carry a pedometeron an airplane. (TSA haven't yet realised it's potential as a weapon)