mount machines van accessories closeout items used equipment training/seminar registration home shop by brand no interest financing options & more loyalty rewards events & training schedule shipping map & return policy shipping map & return policy privacy policy blog contact us gift certificates sign in...
eventually they get so small that it would be impossible to support vital functions and they perish. the reason for this generational size reduction can be found inthe structure of their rigid silicon shells (frustules). the name diatom (split in two) is in fact a description of their shoe-box-structure...