Yes, you can also mix it with conventional oil creating a blend.
No, you could mix with synthetic blend but its not recommended.
Yes, that is what a synthetic blend is that they sell.
Yes, you can. It is even sold as a Synthetic Blend.
Yes, semi synthetic is a blend of synthetic and conventional oil already.
Synthetic and conventional oil can be mixed and used with no problem. That is exactly what a synthetic blend that you can buy is. A mix of synthetic oil and conventional.
No. It will ruin an engine. The above answer is 100% wrong. You can mix convention oil with synthetic and it will do no harm at all. When you see them selling Synthetic blend that is what you are buying. A blend of synthetic and conventional oil.
Yes, many believe that you can not mix any oil blend together. This is not true, full synthetic can be mixed with conventional also with no harm. If this is done, there is just wasted cash when buying the synthetic.
Yes, that is called a blend.
Yes you can. Contrary to a popular belief it does not hurt to switch between or mix synthetic and conventional oils.
Its complete safe to mix the both together....certified technician Ferrari 15 years
You can blend synthetic ATF with conventional ATF.
You can use synthetic, synthetic blend, or conventional oil. It is your choice.