What is class M dust extraction?
Dust in class M is referred to as “moderately” hazardous and includes wood, concrete, cement, screed, copper and borax. This class is used for dust with an occupational exposure limit value of more than 0.1 mg/m³.
What dust extractor should I buy?
First Place – Hilti Coming in first place, and what we consider to be the BEST dust extractor on the market today is the Hilti VC 150-10 XE. While it may be the most expensive dust extractor to buy, it offers excellent power and it comes with an excellent warranty that is tough to beat in the industry.
What is the difference between L and M Class dust extractor?
L Class – for soft woods and solid surface material such as Corian. M Class – for hard woods, board materials, concrete and brick dust. In reality, you will find that most professional L and M Class dust extractors will have similar suction rates and filtration levels.
What is H class dust?
H Class (high risk) dust includes dust containing carcinogenic or pathogenic particles as well as mould spores, asbestos, mineral fibres, bitumen and artificial mineral fibres such as glass wool.
Where can I get a 1000 dollar bill for sale?
Where to get a $1000 bill? You can purchase a $1000 bill online or via currency dealers. Rarer bills can be obtained from larger currency dealers and auction houses. Why was the $1000 bill discontinued? The government claims that large denomination bills were canceled because they weren’t used very often.
What is a star on a $1000 bill worth?
These “star notes” were produced to take the place of any notes that were misprinted at the mint. Some series of the $1000 bill has fewer star notes than others, like the 1928 series. This makes 1928 star notes worth much more than a standard note. A final point of distinction between the $1000 bill series is the issuing district.
What is a $1000 bill used for?
At that time these $1000 bills were used only in the real estate deals and for transferring money from one bank to another. In 1928 the paper money was changed to its current size. Due to this, the printing of $1000 notes was increased, and millions of these notes were printed.
What are the differences between the $1000 bill series?
A final point of distinction between the $1000 bill series is the issuing district. Some series were printed in a variety of cities including New York, Philadelphia, Chicago, St. Louis, Minneapolis, Cleveland, Boston, Richmond, Atlanta, and San Francisco. Because certain cities produced fewer notes than others, their collectibility will be higher.