An uninoculated phenylethyl alcohol (PEA) agar plate with 5% sheep blood. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar with 5% sheep blood inoculated with Staphylococcus aureus, a gram-positive bacterium, showing good growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar plate with 5% sheep blood inoculated with Streptococcus pyogenes, a gram-positive bacterium, showing no growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar plate with 5% sheep blood inoculated with Streptococcus pneumoniae, a gram-positive bacterium, showing no growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar plate with 5% sheep blood inoculated with Bacillus subtilis, a gram-positive bacterium, showing good growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) with 5% sheep blood inoculated with Clostridium perfringens, a gram-positive bacterium, showing partial growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar with 5% sheep blood inoculated with Escherichia coli, a gram-negative coliform bacterium, showing no growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar with 5% sheep blood inoculated with Salmonella enteritidis, a gram-negative coliform bacterium, showing no growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar with 5% sheep blood inoculated with Enterobacter aerogenes, a gram-negative coliform bacterium, showing no growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar with 5% sheep blood inoculated with Pseudomonas aeruginosa, a gram-negative bacterium, showing partially inhibited growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar with 5% sheep blood inoculated with Proteus mirabilis, a gram-negative coliform bacterium, showing partially inhibited growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

An uninoculated phenylethyl alcohol (PEA) agar plate. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar plate inoculated with Staphylococcus aureus, a gram-positive bacterium, showing good growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar plate inoculated with Streptococcus pyogenes, a gram-positive bacterium, showing growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar plate inoculated with Streptococcus pneumoniae, a gram-positive bacterium, showing growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar plate inoculated with Bacillus subtilis, a gram-positive bacterium, showing good growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar plate inoculated with Clostridium perfringens, a gram-positive bacterium, showing limited growth. (Naowarat Cheeptham and Carolynne Fardy, Thompson Rivers University, Kamloops, British Columbia, Canada)

Phenylethyl alcohol (PEA) agar plate inoculated with Enterococcus faecalis, a gram-positive coliform bacterium, showing good growth. (Archana Lal, Independence Community College, Independence, KS)

Phenylethyl alcohol (PEA) agar plate inoculated with Micrococcus luteus, a gram-positive coliform bacterium, showing good growth. (Archana Lal, Independence Community College, Independence, KS)

Phenylethyl alcohol (PEA) agar plate inoculated with Escherichia coli, a gram-negative coliform bacterium, showing no growth. (Archana Lal, Independence Community College, Independence, KS)