In fact, it has been constantly changing with synthetic resins now making their way in competition with solutions of nitrocellulose and, with more recent applications of dispersing agents, with lower surface tension, there have even appeared lacquers in which the more expensive and inflammable solvents have been replaced to a considerable extent by water. (customwritingservices.org)
Says Rudy J. Richardson of the University of Michigan, «Some of the barriers that we might have thought would be therelike, Can terrorists disperse the agent and then escape?are not there. (scientificamerican.com)
While most manufacturers add a dispersing agent such as lecithin to prevent this problem this increases production costs and raises the fat content of the final product. (bakeryandsnacks.com)