Complex sentence: Ice began to be delivered daily by motor lorry from Jerusalem to treat the bad cases of malignant malaria; it travelled in sacks filled with sawdust, and with care lasted for 12 hours or more.
Split into simpler sentences: Ice began to be delivered daily by motor lorry from Jerusalem to treat the bad cases of malignant malaria. It travelled in sacks filled with sawdust, and with care lasted for 12 hours or more.