Taj Mahal is made of Granite.
Vs
Taj Mahal was made of Granite.
Which one's more correct?
Similarly,
This film was shot using the Nikon D700.
Vs
The film is shot using the Nikon D700.
As far as I know, we use past simple for something that happened at a specific point in the past which may/may not have significance in the present. But we use simple present to talk about facts or truth. For example:
Bread is made of flour.
So which one of the above expressions are correct in both cases?