Most travel mugs aren't as they have lead and special metal, that will become contaminated and making the cup unusable if put in the dishwasher. However, you can always check with your maufactuer.
Yes, the sealant used for mugs is dishwasher safe.
Some are, and some are not. Most mugs manufactured in the last 20 years are dishwasher-safe, and they are marked as such on the bottom. China mugs that are older than 20 years, and those that very fine and/or thin china, would be better off washed by hand.
Yes, the mugs are oven safe.
Yes, these mugs are oven safe.
Stainless steel travel mugs are not microwave safe as they can cause sparks or damage to the microwave due to the metal material. It is recommended to transfer the contents to a microwave-safe container before heating.
If it's a water based paint it will wash off. If it's oil based it will come off only with thinners.
Yes, the PP5 dishwasher is safe to use in the dishwasher.
Usually they're dishwasher safe. If not, just clean in hot soapy water the same way that you would clean plates/mugs.
Yes, china is dishwasher safe.
Promotional travel mugs can usually be purchased from the travel agency which organizes and books a trip for you. The mugs can be specific to your destination or have an illustration of a specific tourist site engraved on them.
Yes drip pans are dishwasher safe.
Yes, this blender canister and parts are dishwasher safe.