Makina oyezetsa amanjenje ndi chimodzi mwazinthu zothandizira makina opangira zitsulo a Lester geomembrane, omwe amagwiritsidwa ntchito pomanga malo a geomembrane weld mphamvu peel ndi kuyesa kwamakokedwe.
pamalo omanga, ndi odalirika komanso osavuta kuchotsa chowotcherera ndikuyesa kulimba kwamphamvu.