In non-continuous industries, maintenance of existing standard working day as basic.
It possessed, of course, the disadvantage of all field works of a non-continuous nature: it might be outflanked and surrounded.
Meantime Fraunhofer made the discovery that the spectrum of an ignited gaseous body is non-continuous, and has interrupting lines.
continuous con·tin·u·ous (kən-tĭn'yōō-əs)
Uninterrupted in time, sequence, substance, or extent.
Attached together in repeated units.