Hereafter, all uses of land, buildings and structures or industrial processes shall be prohibited that may be noxious or injurious by reason of the production or emission of dust, smoke, refuse matter, odor, gas fumes, noise, vibration or similar substances or conditions; provided, however, that any uses may be permitted, except those specifically prohibited in the district regulations or general provisions, if adequate provisions and safeguards to protect the health, safety, morals and the general welfare of the community are established by a written agreement, subject to the securing of a permit therefor and subject to the carrying out of such provisions, restrictions and safeguards.