If your torch reaches 1064C you can, but if the torch can't get that hot then you cannot.
Oxygen Acetylene torch will get to 5800-6300 degrees Fahrenheit easily.
Blow torch.
An oxy acetylene torch is hot enough to melt quartz, which has a melting point of 4200 degrees F.
It's a cutting torch. Apparently British people call it a hot blue spanner.
An oxyacetylene torch on average will run anywhere between 3,000 and 3,500 degrees Celsius (5,432-6,332 F)
oxy-acetylene torch
torch song trilogy
The person you are guarding is on a hot streak. "You got torched."
In a well managed workplace, you will need a 'hot work' permit issued by the employer, for each operation when using a blow torch.
You can't melt water, as it is already melted. But if you mean ice, then take your pick. You can use fire, warm hands, your breath, sunlight, a hot lamp, an oxyacetylene torch, acetylene torch, propane torch, red hot metal, etc. Essentially anything warmer than 32 F (0 C) can melt water.
No because I have a bb torch