CHAPTER IX

FOG, FLOWERS, AND FOLIAGE

Air--Fog--What urban fog is made of--Darkness--Poison--An analysis from Kew--Can we counteract effects of fog?--Mr. Toope at Stepney--Fog-filters--What plants suffer least?--Professor Oliver’s report on ferns in fogs--Bulbous plants--Precautions--Coal-smoke Abatement Society--Resolutions 48