Words to Describe exchangers

How exchangers often is described ("________ exchangers")

• intermediate
• acidic
• regenerative
• pass
• smaller
• secondary
• organic
• acid
• solid
• hot
• heat
• most
• temperature
• ion
• type
• bed
• porous
• parallel
• vertical
• resinous
• tubular
• fluid
• strong
• compact
• primary
• additional
• conventional
• suitable
• stainless
• internal
• commercial
• synthetic
• inorganic
• recuperative
• liquid
• ceramic
• based
• sulfonated
• plate
• cooled
• basic
• direct
• sulfonic
• double
• indirect
• line
• spiral
• separate
• horizontal
• larger
• stream
• shell
• extended
• micro
• available
• fin
• current
• typical
• continuous
• weak
• selective
• base
• efficient
• rotary
• individual
• cryogenic
• gas
• external
• industrial
• finned
• multiple