Who told you it is not recommended? You can mix synthetics as long as they are of the same weight. You can even mix synthetic with conventional oil.
It might be... It's highly not recommended to mix regular and synthetic oils.
Yea they take synthetic oil, make sure you don't do otherwise cause you can not mix different oils!
Yes, you can even mix them.
Nothing if they were approved oils. You can mix 10w30 with 5w20 etc. Not a good idea but you can do it. You can mix brands with no problem.
Yes, you can even mix it with conventional oil. Just make sure the weights are the same.
yes, infact, 95% of synthetics are about a 50/50 of conventional oil, and synthetic anyways. mix and match all you want, no harm will be done"95% of synthetics are about 50/50 of conventional oil and synthetic..."That statement is not factual. If the bottle is labeled synthetic than it is 100% synthetic oil. If it is a blend, it will be marked as such.If possible, do not mix oils as the additive packs are different. stick with what is in the crankcase unless it is an emergency and you have no choice.
Yes
Superglue is a specific chemical, cyanoacryllate. It is the same in all brands of superglue, and therefore does not react when you mix different brands.
Yes you can. Contrary to a popular belief it does not hurt to switch between or mix synthetic and conventional oils.
yes
Basically no Adding mineral to synthetic oils destroys the characteristics of the oil. Adding synthetic to mineral is waste of the more expensive synthetic oil with the same results as above. If you have to mix in emergency, get a complete oil change ASAP. You can use either mineral or synthetic oil for the same application but not mixed. Synthetic oils in cars is now used as it gives longer service intervals- typically 12 months or 12,000 - 20,000 miles. Mineral oils break down quicker and require changing more frequently 6 months or 6,000 - 10,000 miles