BREATHER TUBE(NV2021) FOR BLASTING HELMET NOVA 2000 RESPIRATOR MODEL:NV2000 CT DELIVERY WITH: CERTIFICATE OF CONFORMITY MANUFACTURER : 103235 RPB SAFETY MANUFACTURER PART NUMBER: NV2021

The impact of the 4D printer on the international market
The most obvious advantage of 4D printing is that objects larger than printers can be printed as just one part. Because they can shrink and unfold, items that are too large to fit in a printer can be compressed and then become full size.