In-facepiece dust concentration is changed dozens of times in a matter of minutes due to changes of the size of the gaps between the mask and face. Source. A respirator is a device designed to protect the wearer from inhaling particulate matter, including airborne microrganisms, fumes, vapors, i.e. gases.
Why join Brainly? A community for students. Products of the neolithic culture Steel plows Boats with sails Domesticated dogs Wild figs. the answer would mostly likely be referring to things that actually were of use to the neolithic people and agriculture was the biggest thing making the answer steel plow. anonymous.
Unit 1: The Neolithic Revolution Lesson 3: The Paleolithic and Neolithic Ages Putnam/Northern Westchester BOCES: Grade 6 Integrated Social Studies/English Language Arts Curriculum Information based on http://www.diffen.com/difference/Neolithic_vs_Paleolithic Comparison Chart: Paleolithic Humans vs. Neolithic Humans . Vocabulary: Paleolithic: Paleo = old; Lithic = stone. The Paleolithic era is also called the Old Stone Age. Neolithic: Neo = new; Lithic = stone. The Neolithic era is also call the New Stone Age. Characteristics Paleolithic Neolithic . Where did they live?