Refund of flight costs in case of delay with Turkish Airlines?

I have a promotional economy ticket, and I know that you don't normally get a refund. I have a connecting flight via Istanbul, and it was delayed by 2 hours and 40 minutes. The Turkish Airlines website told me I could cancel or change my flight. Changing it didn't work because it kept giving me…

Is 1 suitcase full of dog and cat food (approx. 23 kg) allowed on the plane to Italy (Lufthansa)?

I'm going to Italy to visit an animal welfare organization. I'd like to take one suitcase for myself and book a second one. I'd then like to bring various food donations in this one. The 23 kg in the suitcase would then be completely used up. Is that even allowed? Would I get into trouble…