Jaffa Clementines and AMC/Jaffa Grapefruit from Israel are being sold at Costco and other stores. These products may have Kedushas Shviis and it is recommended not to purchase them. If they have already been purchased, consult your local Rav.
From The KIB: Pesach News – Avocado Oil and Spray
All Pure Virgin Avocado Oil & Spray (without additives), are fine for use on Pesach without a special Pesach designation on the label.