Other disadvantages include the need for electricity (which means no smoking on long road trips) and having less control over how tightly packed your cigarettes are (which may affect how much smoke they produce)
No masking, no weird chemical after-smell, and no harsh ingredients
Yes, its a good idea to consider removing the battery from your vape before flying to prevent it from turning on and to comply with e-cigarette air travel rules
They may not be as consistent as electric machines in rolling the cigarette
Keep the intake and outlet clear
I also use each for nearly a month, moving around my house to test in different locations: when cooking on my unventilated gas stove, under my living room window that draws in a lot of building and exhaust fumes, and outside my cat's litter box, measuring if and when the air purifier auto-engages and how long it takes to get back to clean air quality