It depends on the mug.
If you use a heat retentive coffee mug, it will keep your coffee hot to the last sip (25 to 30 minutes); It requires one minute preheating in a microwave oven.
a closed coffee lid
They prefer tea cups as tea is served very hot and a tea cup is thinner than a coffee mug so the tea will cool quicker oppossed to a coffee mug which is supposed to keep your coffee hot.
to keep it hot for a long time period you must use a double wall travel mug i bought an easy and cool coffee mug and it really keep my coffee hot for some hours! Thanks I hope it does help ;-)
When choosing a coffee mug, look for features like insulation to keep your drink hot, a comfortable handle for easy grip, a spill-proof lid, and a size that fits your preferred amount of coffee.
They both get hot
When you put hot coffee into a mug, the heat is transfered by CONDUCTION since they are in direct contact with each other.
You can buy hot chocolate mugs at any local or non-local coffee shops. You can even get a hot chocolate mug from any online coffee mug shop which is not the best idea.
E-bay for about $25. I don't think that one is still made. I have an old one. Partially broken. I bought one of the new switch type Mr. Coffee mug warmers. It just doesn't keep the coffee hot enough for my taste.
white or silver metallic. a vacuum insulated thermos mug will do even better, the the outside color doesn't matter.
A coffee mug filled with mittens. A purple coffee mug.
Metal is a conductor of heat
Do you mean, Can you heat your aluminum coffee mug in the microwave? Because of course you can heat coffee in an aluminum mug, just not in the microwave.