### Instruction:

Extract the cause and effect entities from the following sentence:
Use of lubricants near precision-cleaned hardware or electrical connections should be minimized or tightly controlled to prevent cross-contamination

### Assistant:

VARIABLE: cross-contamination
CAUSE_1: Use of lubricants near precision-cleaned hardware
CONDITION: to prevent
CAUSE_2: electrical connections should be minimized
CAUSE_3: tightly controlled
EFFECT_1: to prevent cross-contamination
OR: or

