If you see a green blue or grey flakes that look somewhat like paper you have cellulose.
Identify loose grey attic insulation.
If the insulation is wool like and gray it may be loose fill rockwool.
If you have loose fill insulation that is gray soft and without a shine it is probably cellulose insulation.
Asbestos spray coating was a commonly used way to insulate a roof and sometimes the sides of buildings.
Shredded newspaper or loose fill cellulose was another common insulation in the past.
If you look in your attic and see fibers or lumps of fibers you probably have fiberglass or rockwool no asbestos.
If it is white however it may be a newer product.
It will look like a rough layer of either white or gray paint.
As you can see in the photos above it looks like fluffy gray papery material.
Cellulose insulation is a perfectly safe type of insulation that is commonly blown into attics.
In general it looks like shredded gray paper.
This loose lay insulation was in my attic i fell asleep on my couch and a handy man knocked it down all over.
Manufacturers of cellulose insulation.
While this type is often still used older insulation may be discolored or torn and is therefore less effective.
Visual details help identify loose fill cellulose insulation.
Cellulose contains a high percentage of recycled paper and does not contain minerals.
Check the underside of your roof for a white or gray rough coating.
Check the underside of your roof in your attic to see if there is a layer that looks like it was sprayed on.