Yes it will damage the bearings.
Who told you it is harmful? It is only harmful if it is a Diesel engine. If it is a petrol (gasoline) engine then Petrol is what it takes to run.
Egr valve is for emissions it reduces nox so will not be harmful to engine
No, it is not harmful.
Stagnat water is not running water. Due to this it may be home for mosquitoes. so the stagnant water is harmful to our health
No, it is not harmful - assuming your well water has been tested for human consumption.No, it is not harmful - assuming your well water has been tested for human consumption.
If installed properly and maintained, it will not be harmful.
Water algae can be harmful but most of them are not... Just dont eat any:) :) lol
No, demineralised water is not harmful enough to cause death.
polluted water has some chemicals that are harmful to our bodies...if we drink that water,it may cause some diseases^^
examples of harmful liquids
yes it is harmful
Voss water