<http://webisa.webdatacommons.org/68718195>	<http://www.w3.org/ns/prov#value>	"BTW - the rapid progress in electric aircraft has been made possible by improved batteries for power tools and laptops, and more efficient electric motors developed for appliances and other applications." .
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<http://webisa.webdatacommons.org/68718195>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<avweb.com> .